PROPERTIES OF A NEW TYPE 3 ATTENUATED POLIOVIRUS. 3. A SMALL SCALE TRIAL WITH USOL-D BAC VIRUS IN A CLOSED CHILD COMMUNITY.
D000917:Antibody Formation; D002648:Child; D030015:Enterovirus C, Human; D006801:Humans; D009420:Nervous System; D017955:Poliovirus; D011055:Poliovirus Vaccine, Oral; D014774:Virulence
D011055:Poliovirus Vaccine, Oral
ANTIBODY FORMATION; CHILD; NERVOUS SYSTEM; POLIOVIRUS; POLIOVIRUS VACCINE, ORAL; VIRULENCE