2021. Resilience and the Role of Depressed and Anxious Mood in the Relationship Between Perceived Social Isolation and Perceived Sleep Quality During the COVID-19 Pandemic.  Int J Behav Med.
,2021. Influences of Fasting on Stress Response and Withdrawal Symptoms in Habitual Khat Users.  Eur Addict Res 27(1):49-57
,2020. Cannabis use and stressful life events during the perinatal period: cross-sectional results from Pregnancy Risk Assessment Monitoring System (PRAMS) data, 2016.  Addiction 115(9):1707-1716
,2020. Social and early life adversity and chronic health conditions among Tunisian adults.  Transl Behav Med 10(4):949-958
,2020. Assessment of feasibility and outcomes of a salivary cortisol collection protocol in five American Indian communities.  Stress 23(3):265-274
,2020. Cigarette Smokers Versus Cousers of Cannabis and Cigarettes: Exposure to Toxicants.  Nicotine Tob Res 22(8):1383-1389
,2020. Very Low Nicotine Content Cigarettes Disrupt the Feedback Loop of Affective States and Smoking Behavior.  Nicotine Tob Res 22(8):1294-1300
,2020. An Evaluation of Potential Unintended Consequences of a Nicotine Product Standard: A Focus on Drinking History and Outcomes.  Nicotine Tob Res.
,2020. Regular cannabis use is associated with blunted affective, but not cardiovascular, stress responses.  Addict Behav 107:106411
,2020. Using novel mobile sensors to assess stress and smoking lapse.  Int J Psychophysiol 158:411-418
,2020. Effects of tobacco addiction on links between early life adversities, sleep disturbance, and depression: A moderated mediation approach.  Prev Med Rep 20:101225
,2020. Blunted opioid regulation of the HPA stress response during nicotine withdrawal: therapeutic implications.  Stress.
,2020. The influence of stress and early life adversity on addiction: Psychobiological mechanisms of risk and resilience.  Int Rev Neurobiol 152:71-100
,2019. Longitudinal stability in cigarette smokers of urinary eicosanoid biomarkers of oxidative damage and inflammation.  PLoS One 14(4):e0215853
,2019. Longitudinal stability in cigarette smokers of urinary biomarkers of exposure to the toxicants acrylonitrile and acrolein.  PLoS One 14(1):e0210104
,2019. Impact of social violence and childhood adversities on pregnancy outcomes: a longitudinal study in Tunisia.  J Glob Health 9(2):020435
,2019. Stressful life events are associated with perinatal cigarette smoking.  Prev Med 118:264-271
,2019. Childhood exposure to violence is associated with risk for mental disorders and adult's weight status: a community-based study in Tunisia.  J Public Health (Oxf) 41(3):502-510
,2019. Circulating orexin changes during withdrawal are associated with nicotine craving and risk for smoking relapse.  Addict Biol 24(4):743-753
,2019. Influences of the Menstrual Phase on Cortisol Response to Stress in Nicotine Dependent Women: A Preliminary Examination.  Nicotine Tob Res 21(5):617-622
,2019. Effects of immediate versus gradual nicotine reduction in cigarettes on biomarkers of biological effects.  Addiction 114(10):1824-1833
,2018. Exploring the Association of Hypertension With Risk for Depression: Evidence for Tamed Neurobehavioral Arousal Versus Central Emotional Dysregulation.  Psychosom Med 80(6):504-507
,2018. Stress and Addiction: When a Robust Stress Response Indicates Resiliency.  Psychosom Med 80(1):2-16
,2018. Changes in circulating peptide YY and ghrelin are associated with early smoking relapse.  Biol Psychol 131:43-48
,2018. Hormonal contraceptive use in smokers: Prevalence of use and associations with smoking motives.  Addict Behav 77:187-192
,2018. Stress response pathways, appetite regulation, and drug addiction.  Biol Psychol 131:1-4
,2018. Anger, anxiety, and depressive affect as predictors of stress-induced cortisol production in khat and tobacco users.  Addict Behav 82:195-201
,2018. Effect of Immediate vs Gradual Reduction in Nicotine Content of Cigarettes on Biomarkers of Smoke Exposure: A Randomized Clinical Trial.  JAMA 320(9):880-891
,2018. Development of the Khat Knowledge, Attitudes and Perception Scale.  Drug Alcohol Rev 37(6):802-809
,2018. Exposure to community and collective violence during childhood and tobacco use patterns among young adults in Tunisia.  Health Soc Care Community 26(6):935-945
,2018. Impact of early life adversity on the stress biobehavioral response during nicotine withdrawal.  Psychoneuroendocrinology 98:108-118
,2018. Association of exercise with smoking-related symptomatology, smoking behavior and impulsivity in men and women.  Drug Alcohol Depend 192:29-37
,2018. The Neuroscience of Pain: Biobehavioral, Developmental, and Psychosocial Mechanisms Relevant to Intervention Targets.  Psychosom Med 80(9):788-790
,2018. Just-in-Time but Not Too Much: Determining Treatment Timing in Mobile Health.  Proc ACM Interact Mob Wearable Ubiquitous Technol 2.
,2018. Thirsting to understand the temporal dynamics of physical activity and alcohol use.  Br J Sports Med 52(18):1158-1159
,2017. Effects of 6-Week Use of Reduced-Nicotine Content Cigarettes in Smokers With and Without Elevated Depressive Symptoms.  Nicotine Tob Res 19(1):59-67
,2017. Reduced nicotine content cigarettes and use of alternative nicotine products: exploratory trial.  Addiction 112(1):156-167
,2017. Sex differences in physiological response to the combination of stress and smoking.  Int J Psychophysiol 118:27-31
,2017. Reducing nicotine exposure results in weight gain in smokers randomised to very low nicotine content cigarettes.  Tob Control 26(e1):e43-e48
,2017. Gender differences in adverse childhood experiences, collective violence, and the risk for addictive behaviors among university students in Tunisia.  Prev Med 99:99-104
,2017. Level of khat dependence, use patterns, and psychosocial correlates in Yemen: a cross-sectional investigation.  East Mediterr Health J 23(3):161-167
,2017. Khat use and related addiction, mental health and physical disorders: the need to address a growing risk.  East Mediterr Health J 23(3):236-244
,2017. Correlates of khat use during pregnancy: A cross-sectional study.  Addict Behav 73:178-184
,2017. Khat Use is Associated with Tobacco, Alcohol, and Illicit Drug Use: A Cross-Sectional Examination in the United States.  J Psychoactive Drugs 49(5):413-419
,2017. Long term effect of a school based intervention to prevent chronic diseases in Tunisia, 2009-2015.  Afr Health Sci 17(4):1137-1148
,2017. Early life adversity influences stress response association with smoking relapse.  Psychopharmacology (Berl) 234(22):3375-3384
,2017. Stress Exposure and Physical, Mental, and Behavioral Health among American Indian Adults with Type 2 Diabetes.  Int J Environ Res Public Health 14.
,2017. Smokers report lower intake of key nutrients than nonsmokers, yet both fall short of meeting recommended intakes.  Nutr Res 45:30-37
,2017. Differences in mood and cortisol by menstrual phase during acute smoking abstinence: A within-subject comparison.  Exp Clin Psychopharmacol 25(5):338-345
,2017. Building Bridges through Science.  Neuron 96(4):730-735
,2017. Center of Excellence for Mobile Sensor Data-to-Knowledge (MD2K).  IEEE Pervasive Comput 16(2):18-22
,2017. mHealth Visual Discovery Dashboard.  Proc ACM Int Conf Ubiquitous Comput 2017:237-240
,2017. Toward a Biopsychosocial Ecology of the Human Microbiome, Brain-Gut Axis, and Health.  Psychosom Med 79(8):947-957
,2016. Tackling NCD in LMIC: Achievements and Lessons Learned From the NHLBI-UnitedHealth Global Health Centers of Excellence Program.  Glob Heart 11(1):5-15
,2016. Assessment of the validity of self-reported smoking status among schoolchildren in Sousse, Tunisia.  Int J Adolesc Med Health 28(2):211-6
,2016. Khat use is a neglected addictive behaviour.  Addiction 111(1):179-80
,2016. Stress psychobiology in the context of addiction medicine: from drugs of abuse to behavioral addictions.  Prog Brain Res 223:43-62
,2016. The Impact of Smoking Very Low Nicotine Content Cigarettes on Alcohol Use.  Alcohol Clin Exp Res 40(3):606-15
,2016. Life adversity is associated with smoking relapse after a quit attempt.  Addict Behav 60:71-7
,2016. Correlates of Concurrent Khat and Tobacco Use in Yemen.  Subst Use Misuse 51(12):1535-1541
,2016. Chronic Smoking, Trait Anxiety, and the Physiological Response to Stress.  Subst Use Misuse 51(12):1619-1628
,2016. Anger Expression Style Predicts the Domain of the First Smoking Relapse After a Quit Attempt.  Subst Use Misuse 51(13):1810-4
,2016. Evaluation of a reduced nicotine product standard: Moderating effects of and impact on cannabis use.  Drug Alcohol Depend 167:228-32
,2016. Psychometric Examination of an Arabic Version of the State-Trait Anger Expression Inventory.  Sultan Qaboos Univ Med J 16(3):e322-8
,2016. mCrave: Continuous Estimation of Craving During Smoking Cessation.  Proc ACM Int Conf Ubiquitous Comput 2016:863-874
,2016. Finding Significant Stress Episodes in a Discontinuous Time Series of Rapidly Varying Mobile Sensor Data.  Proc SIGCHI Conf Hum Factor Comput Syst 2016:4489-4501
,2015. Sex differences in hormonal responses to stress and smoking relapse: a prospective examination.  Nicotine Tob Res 17(4):382-9
,2015. Khat use and appetite: an overview and comparison of amphetamine, khat and cathinone.  J Ethnopharmacol 160:78-85
,2015. The effect of combination oral contraceptives on smoking-related symptomatology during short-term smoking abstinence.  Addict Behav 41:148-51
,2015. Subjective response to nicotine by menstrual phase.  Addict Behav 43:50-3
,2015. Allopregnanolone association with psychophysiological and cognitive functions during acute smoking abstinence in premenopausal women.  Exp Clin Psychopharmacol 23(1):22-8
,2015. Khat chewing and acculturation in East-African migrants living in Frankfurt am Main/Germany.  J Ethnopharmacol 164:223-8
,2015. Opportunistic insights into occupational health hazards associated with waterpipe tobacco smoking premises in the United Kingdom.  Asian Pac J Cancer Prev 16(2):621-6
,2015. Circulating leptin and pain perception among tobacco-dependent individuals.  Biol Psychol 107:10-5
,2015. puffMarker: A Multi-Sensor Approach for Pinpointing the Timing of First Lapse in Smoking Cessation.  Proc ACM Int Conf Ubiquitous Comput 2015:999-1010
,2015. Associations between adrenocortical activity and nicotine response in female smokers by menstrual phase.  Addict Behav 50:135-9
,2015. Changes in circulating leptin levels during the initial stage of cessation are associated with smoking relapse.  Psychopharmacology (Berl) 232(18):3355-61
,2015. Immunohistochemical localization of anterior pituitary cell types of vervet monkey (Chlorocebus aethiops) following sub-chronic cathinone exposure.  J Ethnopharmacol 174:168-77
,2015. Randomized Trial of Reduced-Nicotine Standards for Cigarettes.  N Engl J Med 373(14):1340-9
,2015. Household food insecurity and mental distress among pregnant women in Southwestern Ethiopia: a cross sectional study design.  BMC Pregnancy Childbirth 15:250
,2015. cStress: Towards a Gold Standard for Continuous Stress Assessment in the Mobile Environment.  Proc ACM Int Conf Ubiquitous Comput 2015:493-504
,2015. Center of excellence for mobile sensor data-to-knowledge (MD2K).  J Am Med Inform Assoc 22(6):1137-42
,2015. Global research challenges and opportunities for mental health and substance-use disorders.  Nature 527(7578):S172-7
,2014. Clustering of risk factors in the smoking habits of schoolchildren in Sousse, Tunisia.  Int J Adolesc Med Health 26(2):267-73
,2014. Poor working memory and reduced blood pressure levels in concurrent users of khat and tobacco.  Nicotine Tob Res 16(3):279-87
,2014. Waterpipe tobacco dependence in U.K. male adult residents: a cross-sectional study.  Nicotine Tob Res 16(3):316-25
,2014. Acute and sub-chronic effects of purified cathinone from khat (Catha edulis) on behavioural profiles in vervet monkeys (Chlorocebus aethiops).  Metab Brain Dis 29(2):441-9
,2014. Smoking- and menstrual-related symptomatology during short-term smoking abstinence by menstrual phase and depressive symptoms.  Addict Behav 39(5):901-6
,2014. Are We There Yet? Feasibility of Continuous Stress Assessment via Wireless Physiological Sensors.  ACM BCB 2014:479-488
,2014. Cortisol levels decrease after acute tobacco abstinence in regular smokers.  Hum Psychopharmacol 29(2):152-62
,2014. Dose-response inhibitory effects of purified cathinone from khat (Catha edulis) on cortisol and prolactin release in vervet monkeys (Chlorocebus aethiops).  Metab Brain Dis 29(2):451-8
,2014. Concurrent tobacco and khat use is associated with blunted cardiovascular stress response and enhanced negative mood: a cross-sectional investigation.  Hum Psychopharmacol 29(4):307-15
,2014. Sex differences in response to reduced nicotine content cigarettes.  Addict Behav 39(7):1197-204
,2014. Habitual khat and concurrent khat and tobacco use are associated with subjective sleep quality.  Prev Chronic Dis 11:E86
,2014. Nicotine withdrawal and stress-induced changes in pain sensitivity: a cross-sectional investigation between abstinent smokers and nonsmokers.  Psychophysiology 51(10):1015-22
,2014. Changes in circulating leptin levels during acute stress and associations with craving in abstinent smokers: a preliminary investigation.  Psychoneuroendocrinology 47:232-40
,2014. Severity of khat dependence among adult khat chewers: the moderating influence of gender and age.  J Ethnopharmacol 155(3):1467-72
,2014. Khat Use, PTSD and Psychotic Symptoms among Somali Refugees in Nairobi - A Pilot Study.  Front Public Health 2:71
,2014. Peptide YY and ghrelin predict craving and risk for relapse in abstinent smokers.  Psychoneuroendocrinology 49:253-9
,2013. Menstrual phase and depressive symptoms differences in physiological response to nicotine following acute smoking abstinence.  Nicotine Tob Res 15(6):1091-8
,2013. Gender differences in patterns and correlates of khat and tobacco use.  Nicotine Tob Res 15(6):1130-5
,2013. Stress response dysregulation and stress-induced analgesia in nicotine dependent men and women.  Biol Psychol 93(1):1-8
,2013. Psychophysiological responses to stress following alcohol intake in social drinkers who are at risk of hazardous drinking.  Biol Psychol 93(1):9-16
,2013. Effects of chronic khat use on cardiovascular, adrenocortical, and psychological responses to stress in men and women.  Am J Addict 22(2):99-107
,2013. Khat dependence syndrome: a cross sectional preliminary evaluation amongst UK-resident Yemeni khat chewers.  J Ethnopharmacol 146(3):835-41
,2013. Concurrent use of khat and tobacco is associated with verbal learning and delayed recall deficits.  Addiction 108(10):1855-62
,2013. Effect of paroxetine on physiological response to stress and smoking.  Psychosom Med 75(3):236-43
,2013. Reduced nicotine content cigarettes and nicotine patch.  Cancer Epidemiol Biomarkers Prev 22(6):1015-24
,2013. Psychosocial deterrents of tobacco and khat use among men and women.  Public Health 127(7):684-6
,2013. Working memory and speed of information processing in chronic khat users: preliminary findings.  Eur Addict Res 19(1):1-6
,2013. Menstrual phase, depressive symptoms, and allopregnanolone during short-term smoking cessation.  Exp Clin Psychopharmacol 21(6):427-33
,2013. Patterns of change in affect and adrenocortical activity over an extended period of smoking abstinence.  Psychol Addict Behav 27(4):1189-95
,2013. Clustering of risk factors with smoking habits among adults, Sousse, Tunisia.  Prev Chronic Dis 10:E211
,2012. Exposure to acute stress is associated with attenuated sweet taste.  Psychophysiology 49(1):96-103
,2012. Concurrent use of tobacco and khat: added burden on chronic disease epidemic.  Addiction 107(2):451-2
,2012. Predictors of risk for smoking relapse in men and women: a prospective examination.  Psychol Addict Behav 26(3):633-7
,2012. Realizing talent: Arab science must help itself.  Nature 489(7416):367
,2012. An examination of the Fagerström Test for Nicotine Dependence among concurrent tobacco and khat users.  J Psychoactive Drugs 44(5):437-41
,2011. Khat use and trait anger: effects on affect regulation during an acute stressful challenge.  Eur Addict Res 17(6):285-91
,2011. Enhanced pain perception prior to smoking cessation is associated with early relapse.  Biol Psychol 88(1):141-6
,2011. Effect of stress and bupropion on craving, withdrawal symptoms, and mood in smokers.  Nicotine Tob Res 13(6):492-7
,2011. Evaluation of a domain-specific anger expression assessment strategy.  J Pers Assess 93(1):56-61
,2011. Circulating leptin levels are associated with increased craving to smoke in abstinent smokers.  Pharmacol Biochem Behav 97(3):509-13
,2010. Khat use and neurobehavioral functions: suggestions for future studies.  J Ethnopharmacol 132(3):554-63
,2010. Blunted opiate modulation of prolactin response in smoking men and women.  Pharmacol Biochem Behav 95(1):1-5
,2009. Sex-specific associations of body mass index with mood disturbance during smoking abstinence.  Neuropsychobiology 60(1):37-43
,2009. The decline of tuberculosis in Yemen: evaluation based on two nationwide tuberculin surveys.  Int J Tuberc Lung Dis 13(9):1100-5
,2009. Patterns of cortisol and craving by menstrual phase in women attempting to quit smoking.  Addict Behav 34(8):632-5
,2008. Naltrexone effect on physiological and subjective response to a cold pressor task.  Biol Psychol 77(2):233-6
,2008. Effects of naltrexone on electrocutaneous pain in patients with hypertension compared to normotensive individuals.  Biol Psychol 77(2):191-6
,2008. Blunted opiate modulation of hypothalamic-pituitary-adrenocortical activity in men and women who smoke.  Psychosom Med 70(8):928-35
,2008. Physiological and psychological symptoms and predictors in early nicotine withdrawal.  Pharmacol Biochem Behav 89(3):272-8
,2008. Attenuated beta endorphin response to acute stress is associated with smoking relapse.  Pharmacol Biochem Behav 90(3):357-62
,2007. Nociceptive flexion reflex thresholds and pain during rest and computer game play in patients with hypertension and individuals at risk for hypertension.  Biol Psychol 76(1-2):72-82
,2007. Anger and psychobiological changes during smoking abstinence and in response to acute stress: prediction of smoking relapse.  Int J Psychophysiol 66(2):109-15
,2007. Anger management style and endogenous opioid function: is gender a moderator?  J Behav Med 30(3):209-19
,2007. Nociceptive flexion reflex and pain rating responses during endogenous opiate blockade with naltrexone in healthy young adults.  Biol Psychol 75(1):95-100
,2007. Effects of opioid blockade with naltrexone and distraction on cold and ischemic pain in hypertension.  J Behav Med 30(1):59-68
,2007. Influence of naltrexone administration on dehydroepiandrosterone sulfate levels in male and female participants.  Biol Psychol 74(3):414-6
,2006. Hypothalamic-pituitary-adrenocortical responses to psychological stress and risk for smoking relapse.  Int J Psychophysiol 59(3):218-27
,2006. Adrenocortical and nociceptive responses to opioid blockade in hypertension-prone men and women.  Psychosom Med 68(2):292-8
,2006. Blood pressure stress reactivity and left ventricular mass in a random community sample of African-American and caucasian men and women.  Am J Cardiol 97(2):240-4
,2006. Sex differences in the hemodynamic responses to mental stress: Effect of caffeine consumption.  Psychophysiology 43(4):337-43
,2006. Effect of bupropion on physiological measures of stress in smokers during nicotine withdrawal.  Pharmacol Biochem Behav 83(3):370-9
,2006. Neuroendocrine and behavioral mechanisms mediating the relationship between anger expression and cardiovascular risk: assessment considerations and improvements.  J Behav Med 29(6):573-91
,2006. The short-term effect of water-pipe smoking on the baroreflex control of heart rate in normotensives.  Auton Neurosci 126-127:146-9
,2006. Dehydroepiandrosterone sulfate, cortisol, mood state and smoking cessation: relationship to relapse status at 4-week follow-up.  Pharmacol Biochem Behav 85(1):23-8
,2005. Caffeine stimulation of cortisol secretion across the waking hours in relation to caffeine intake levels.  Psychosom Med 67(5):734-9
,2005. Assessment of opiate modulation of pain and nociceptive responding in young adults with a parental history of hypertension.  Biol Psychol 70(3):168-74
,2005. How accurate are parental chronic pain histories provided by offspring?  Pain 115(3):390-397
,2005. Attenuated adrenocorticotropic responses to psychological stress are associated with early smoking relapse.  Psychopharmacology (Berl) 181(1):107-17
,2005. Domain-specific anger expression and blood pressure in an occupational setting.  J Psychosom Res 58(1):43-9
,2005. Nociception and baroreceptor stimulation in hypertension-prone men and women.  Psychophysiology 42(1):83-91
,2004. Prospective examination of effects of smoking abstinence on cortisol and withdrawal symptoms as predictors of early smoking relapse.  Drug Alcohol Depend 73(3):267-78
,2004. The effect of acute stress on subsequent neuropsychological test performance (2003).  Arch Clin Neuropsychol 19(4):497-506
,2004. Salivary cortisol concentrations are associated with acute nicotine withdrawal.  Addict Behav 29(8):1673-8
,2004. Sex differences in pain and hypothalamic-pituitary-adrenocortical responses to opioid blockade.  Psychosom Med 66(2):198-206
,2003. Blood pressure but not cortisol mediates stress effects on subsequent pain perception in healthy men and women.  Pain 106(3):285-295
,2003. Enhanced adrenocortical responses to stress in hypertension-prone men and women.  Ann Behav Med 25(1):25-33
,2003. Attenuated adrenocortical and blood pressure responses to psychological stress in ad libitum and abstinent smokers.  Pharmacol Biochem Behav 74(2):401-10
,2002. Catastrophizing is related to pain ratings, but not nociceptive flexion reflex threshold.  Pain 99(3):459-463
,2002. Adrenocortical stress responses and altered working memory performance.  Psychophysiology 39(1):95-9
,2002. Psychophysiological effects of nicotine abstinence and behavioral challenges in habitual smokers.  Pharmacol Biochem Behav 72(3):707-16
,2002. Adrenocortical and hemodynamic predictors of pain perception in men and women.  Pain 96(1-2):197-204
,2002. Blood pressure responses to acute stress and left ventricular mass (The Hypertension Genetic Epidemiology Network Study).  Am J Cardiol 89(5):536-40
,2001. Multimodal assessment of the effect of chewing gum on nicotine withdrawal.  Addict Behav 26(2):289-95
,2000. Additive pressor effects of caffeine and stress in male medical students at risk for hypertension.  Am J Hypertens 13(5 Pt 1):475-81
,2000. Blood pressure but not parental history for hypertension predicts pain perception in women.  Pain 88(1):61-68
,2000. Adrenocorticotropin responses to interpersonal stress: effects of overt anger expression style and defensiveness.  Int J Psychophysiol 37(3):257-65
,2000. Adrenocortical responses to psychological stress and risk for hypertension.  Biomed Pharmacother 54(5):234-44
,1999. Sex differences in pain perception and cardiovascular responses in persons with parental history for hypertension.  Pain 83(2):331-8
,1999. Cortisol fluctuates with increases and decreases in negative affect.  Psychoneuroendocrinology 24(2):227-41
,1998. Hypothalamic-pituitary-adrenocortical responses to psychological stress and caffeine in men at high and low risk for hypertension.  Psychosom Med 60(4):521-7
,1998. Interactive effects of trait hostility and anger expression on cardiovascular reactivity in young men.  Int J Psychophysiol 28(2):181-91
,1998. Hemodynamics during rest and behavioral stress in normotensive men at high risk for hypertension.  Psychophysiology 35(1):47-53
,1997. Cardiovascular responses during effortful active coping and acute experience of anger in women.  Psychophysiology 34(4):459-66
,1997. Cardiovascular and neuroendocrine adjustment to public speaking and mental arithmetic stressors.  Psychophysiology 34(3):266-75
,1997. Men at risk for hypertension show elevated vascular resistance at rest and during mental stress.  Int J Psychophysiol 25(3):185-92
,1996. Caffeine and behavioral stress effects on blood pressure in borderline hypertensive Caucasian men.  Health Psychol 15(1):11-17
,1996. Stress-like adrenocorticotropin responses to caffeine in young healthy men.  Pharmacol Biochem Behav 55(3):365-9
,1996. Pain perception and cardiovascular responses in men with positive parental history for hypertension.  Psychophysiology 33(6):655-61
,1995. Hypertension risk factors and cardiovascular reactivity to mental stress in young men.  Int J Psychophysiol 20(3):155-60
,1995. Oesophageal and gastric carcinoma in the Republic of Yemen.  Br J Cancer 71(2):409-10
,1995. Adrenocortical effects of caffeine at rest and during mental stress in borderline hypertensive men.  Int J Behav Med 2(3):263-75
,1994. Prolonged increase in blood pressure by a single oral dose of caffeine in mildly hypertensive men.  Am J Hypertens 7(8):755-8
,1994. Borderline hypertensives produce exaggerated adrenocortical responses to mental stress.  Psychosom Med 56(3):245-50
,1993. Cortisol concentrations in serum of borderline hypertensive men exposed to a novel experimental setting.  Psychoneuroendocrinology 18(5-6):355-63
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