Manual of epidemiology for district health management /
Vaughan, J. P., (ed.)
Manual of epidemiology for district health management / - Geneva: World Health Organization, 1989 - viii, 198 p.: ill. ; 29cm
924154404X
Community health services - Organization & administration
Epidemiologic methods
Epidemiology
Manual of epidemiology for district health management / - Geneva: World Health Organization, 1989 - viii, 198 p.: ill. ; 29cm
924154404X
Community health services - Organization & administration
Epidemiologic methods
Epidemiology