Smoking and its effects on Health. Tech. Rep. Ser. No. 68, WHO1975, Geneva.
2.
Heralp, S. and Davides, A.Infant admissions to hospital and maternal smoking. Lancet , 1974; 1:529-532.
3.
Sandle, D. et al. passive smoking in adulthood and cancer risk. Am. J. Epidemology, 1985; 121, 1 : 37-48.
4.
Cady, B.Smokers should pay the Health costs of smoking. World Smoking and Health, 1981, 6, 2:2-9.
5.
Taha, A. and Ball, K.Smoking and Africa. The coming epidemicBr. Med. J. , 1980; 1: 991-993.
6.
World Health Organisation.Questionnaire for Health ProfessionalsWHO/ SMO/84/1984.
7.
Noah, M., Benner, A., Taha, and Saeed, A.Smoking habits of male students in King Saud University — Riyadh (unpublished data 1986).
8.
Arya, O. and Gennet, F.Smoking amongst University students in Uganda, an analysis of prevalence and attitudes. East Afr. Med. J., 1970; 47: 18-28.
9.
Paine, P., Amaral, J. and Pereira, M.Association between parental and student smoking behaviour in a Brazilian Medical School. Int. J. Epidemiol., 1985, 14, 2: 330-332.
10.
Pat Mathan I.Smoking habits among medical students in the University of Malayo. Me. J. Malaysia, 1975 ; 30:88-92.
11.
Elegbeleye, O. and Femi-Pease, D.Incidence and variables contributing to onset of cigarette smoking among secondary schoolchildren and medical students in Lagos, Nigeria. Br. J. Prev. Soc. Med., 197430:66-70.
12.
El Bar, M.Smoking and its effects on health. Chapters 12, 14 pp. 139-170, 4th. edition 1984 — Saudi House for publishing and Distribution — Jeddah (Arabic).
13.
Salber, E. and Macmahon, B.Cigarette smoking among high school students related social class and parental smoking habits. Amer. J. Publ. Health, 1961 , 51: 1780.
14.
Kelemen et al. The smoking habits of Hungarian Physicians. World Smoking and Health, 1981, 6, 2:13-17
15.
Zdichynec, B.Cigarette smoking in female health personnel . World Smoking and Health, 1981, 6, 1: 47-49.