Dept. Prev. Med. Biostatist., Fac. Med., Univ., Toronto, M5S 1A8, Canada Prev. Med. 10(5), 645–654, 1981Smoking habits, knowledge, and attitudes of final year university students in the health professions: Ashley, M.J. Dept. Prev. Med. Biostatist., Fac. Med., Univ., Toronto...