MASS IMMUNISATION AGAINST POLIOMYELITIS IN CEYLON IN 1962 USING SABIN ORAL VACCINE.
D000293:Adolescent; D001699:Biometry; D002648:Child; D004813:Epidemiology; D006801:Humans; D007223:Infant; D032541:Mass Vaccination; D009026:Mortality; D011051:Poliomyelitis; D011055:Poliovirus Vaccine, Oral; D023321:Poliovirus Vaccines; D013188:Sri Lanka; D013223:Statistics as Topic; D014611:Vaccination
D011055:Poliovirus Vaccine, Oral; D023321:Poliovirus Vaccines
ADOLESCENCE; CEYLON; CHILD; EPIDEMIOLOGY; INFANT; MORTALITY; POLIOMYELITIS; POLIOVIRUS VACCINE, ORAL; STATISTICS; VACCINATION