Stability of the psycho physiological structure, (with W .I. Hume). Paper read at the 8th Annual Meeting of the Psychophysiology Society , London, 1981.
Iron deficiency an ia and cognitive among school age children in a s i-urban community in Egypt, (with others), Paper read at the 8th Annual Meeting of the International Nutritional An ia Consultative Group (INACG) Indonesia, 1984.
Cognitive effects of iron deficiency an ia, (with others), A Letter to the editor, Lancet, Jan 19, 1985.
Morbidity and drug taking among Egyptian Working men, Paper read at the 2nd Conference on the Epid iology and Treatment of Drug Dependence, Ministry of Health, Cairo, 1985.
The extent of non-medical use of psychoactive drugs among Egyptian workers in the manufacturing industries, (with others), 1985, Study sponsored by WHO and the Egyptian Ministry of Health, Letter of agre ent AR 3727 Egy. , HQ 84 524036 VI - 133.
Extent and patterns of the use of psychoactive substances in Egypt (with others), Bulletin on Narcotics, 1986, 13, 3, 11-20.
An evaluation of the “ Stress and Arousal Adjective Check-list “, (with W.I. Hume), in Papers presented to professor Soueif, Cairo, Al Thaquafa publishing, 1987.
The extent of drug use among Egyptian male university students, (with others), Drug and Alcohol Dependence, 1987, 19, 389 - 403.
The non-medical use of Psycho-active substances among secondary & technical school students A comparative analysis of some associated variables, (with others), Paper read at the 3rd Annual Meeting, The Egyptian Society for psychological studies, Cairo, 1987, (in Arabic).
The use of psychoactive substances by f ale Egyptian university students compared with their male colleagues on selected it s, (with others), Drug and alcohol Dependence, 1987, 19, 233-247.
The use of psychoactive substances among Egyptian males working in the manufacturing industries, (with others), Drug and Alcohol Dependence, 1988, 21, 217-299.
Development in Egyptian toddlers as a function of nutrition, morbidity, and environment, (with others), Paper read at The Sixth International Conference on Infant Studies, Washington, D.C., April, 1988.
Use of Psycho-active substances among male secondary school pupils in Egypt A study on a nation wide representative sample, (with others), Drug and Alcohol Dependence, 1990, 26, 63-79.
Relation between nutrition and cognitive performance in Egyptian toddlers, (with others), Intelligence, 1993, 17, 151-172.
Relation of specific nutrients to cognition and adaptive behavior of undernourished Egyptian school children, (with others), Paper presented to The Biennial Meeting of the Society for Research in Child Development, New Orleans, March 1993.
Relation of maternal zinc nutriture to pregnancy out-come and infant development in an Egyptian village, (with others), American Journal of clinical nutrition, 1994, 60, 782-792.
Behavioral Correlates to Nutritional Status of Preschool Children. With others). 1994, Med.J.CairoUniv.62 (1) 49-58.
Physical growth, nutritional status & intellectual performance among the school children of rural community (with others), The Medical Journal of Cairo University, 1995, (in press).
Nutritional intake and context as predictors of cognition and adaptive behaviour of Egyptian school - age children (with others), International Journal of Behaviour Development, 1995, 18,3, 425-450.
Cognitive performance of Egyptian adults as a function of nutritional intake and socio-d ographic factors, (with others) Intelligence 1996, 22, 129-154.
Behavioral Correlates of the Nutritional Status of the Newly Born Infants (with others) Med J Cairo Univ. 1996, 64 (supple) 289-303.
Effects of fasting on recall, (with others), South Asian Journal of Psychology, 1996, 1, 1-8.
Cognitive functions in children with cancer.(with Z. Monir). Medical Journal of Cairo University. 1997, 65, 201-209.
Psychosocial status in children with B-Thalass ia. (with others) Journal of Arab Child, 1997, 8, 2, 177-186.
Maternal intelligence and education level as influences on the nutrition intake of Egyptian toddlers and school age children. (with others). Paper presented at the annual conference of the Society for Research in Child Development. 1999.
Recall as a function of the number of stimulus words A methodological investigation, (with others). The Bangladesh Journal of Psychology, 2000, 18, 137-147.
Epid iological study of developmental and behavioural disorders in three year old children A UAE study (with others). Paper presented to The 2nd International Conference for Medical Sciences, Dubai, October 2002.
The association between tobacco smoking and reported psychiatric symptoms in an adolescent population in the UAE. (With others). Social Behavior and Personality, 2003, 31, 5, 461-466.
The association between high-risk behavior and tobacco smoking among school pupils in Abu Dhabi, UAE. Paper Read at Second International Conference on Violence in School Research, Best Practice, and Teacher Training. Quebec City, Canada. May 2003.
Probl behaviors in 3-year-old children in the United Arab Emirates.(with others), J Pediatric Health Care. 2004, 18 (4), pp.  186–91.
Screening for language delay in the United Arab Emirates.(with others), Child Care, Health and Development, 2004, 30, 541- 550.
Studies of tobacco smoking in Egypt A review. Paper presented at The 40th Annual Conference of the Australian Psychological Society, Melbourne, Sept ber 2005.
Prevalence and psychosocial correlates of global developmental delay in 3-year-old children in the United Arab Emirates. (with others) Journal of Psychosomatic Research, , 61, 321-326.
Factors influencing the Psychology Student in Dealing with Statistics Courses. Paper read at the Seventh International Conference on Teaching Statistics - ICOTS7, Salvador-Bahia-Brazil, July, .
Prevalence of Pervasive Developmental Disorders in Preschool Children in the UAE.(With others). J Tropical Pediatrics. vol 53, no 3 202- 205.
The Psychometric properties of the Child Behaviour Checklist/2-3 (CBCL/2-3) in an Arab Population (with others). Psychological Reports, , 100 771-776.
Direct and indirect self-destructive behaviors and mental disorders trans- cultural differences. Paper read at the first mental health international conference Dubai, UAE, June, .