EPI information system : summary for the WHO African region.
EPI information system : summary for the WHO African region.
- Geneva : World Health Organisation, 1996.
- 72 p. : ill. ; 30 cm
Includes bibliographical references
Information storage and retrieval systems -- immunization.
MISR 614.47 EPI
Includes bibliographical references
Information storage and retrieval systems -- immunization.
MISR 614.47 EPI