MINISTRY OF HEALTH,EGYPT DELIWERY OF LABORATORY AND EPIDEMIOLOGY SERVICES IN EGYPT / MINISTRY OF HEALTH,EGYPT - [S.N] : U.S.DEPARTMENT OF HEALTH AND HUMAN SERRI ، 1982 - 106 P Subjects--Topical Terms: EGYPTEPIDEMIOLOGYEPIDEMIOLOGIC METHODSHEALTH CARE Dewey Class. No.: CC / 614.4 / U D