Epidemiology bulletin. - Brazzaville : World Health Organisation, Region Office for Africa , 1989- - v. : ill. ; 29 cm. - Quarterly - no. 5 ( Jan-March 1989 ) Lasted issue consulted: Vol. 20, no. 1 ( March 1999 ) ISSN: 02561859 Subjects--Topical Terms: Communicable Diseases Control. Health service. Diseases out break -- Prevention and control. National Library of Medicine Call No.: W1 / EPE99M