ORAL POLIOMYELITIS VACCINATION PROGRAM IN BERKS COUNTY, PENNSYLVANIA.
D000293:Adolescent; D002648:Child; D005853:Geriatrics; D006801:Humans; D017589:Immunization Programs; D007223:Infant; D010414:Pennsylvania; D011051:Poliomyelitis; D011055:Poliovirus Vaccine, Oral; D023321:Poliovirus Vaccines; D013223:Statistics as Topic; D014611:Vaccination
D011055:Poliovirus Vaccine, Oral; D023321:Poliovirus Vaccines
ADOLESCENCE; CHILD; GERIATRICS; INFANT; PENNSYLVANIA; POLIOMYELITIS; POLIOVIRUS VACCINE, ORAL; STATISTICS; VACCINATION