Study on food behaviour, oral hygiene and dental caries among urban primary school children / Tahmina Khatoon [MPhil Thesis] Khatoon, Tahmina Dentistry 617.601 KHS Thesis (M.Phil.) -- Institute of Nutrition and Food Science, University of Dhaka, 1988-89 Dhaka : University of Dhaka, 1989. 1989. 1989 Text [4], 94p.: eng