Wassef, Ossama Mohamed Public Health General Epidemiology - Communicable Diseases / [[Book] :] Ossama Mohamed Wassef. - Cairo : October 6 unversity, 2013. - 86 p. ; 29 cm. كتب كلية العلاج الطبيعي All age. Subjects--Topical Terms: Public Health--Epidemiology. Dewey Class. No.: 614 National Library of Medicine Call No.: / W P