1. Tropical disease investigations in Africa Publication: [Washington, DC] : Public Health Service, [1957] Subject(s): Communicable Disease ControlMalariaOnchocerciasisSchistosomiasisTrypanosomiasisAfrica
2. [Providing oral polio vaccine to children in Africa] Publication: 1982 Subject(s): Poliovirus Vaccine, Oral -- administration & dosageAfrican Continental Ancestry GroupChildPoliomyelitis -- prevention & controlVaccinationAfrica
3. [Immunization of a pregnant woman with tetanus toxoid vaccine] Publication: 1982 Subject(s): Tetanus ToxoidCommunicable Disease ControlPregnant WomenAfrica
4. [Staff physician of the WHO vaccinates a youngster against smallpox by means of a jet injector] Publication: 1970 Subject(s): Smallpox -- prevention & controlAfrican Continental Ancestry GroupChildVaccinationAfrica