IMMUNOLOGIC RESPONSE TO ORAL POLIOMYELITIS VACCINE.
D000917:Antibody Formation; D002648:Child; D006801:Humans; D007223:Infant; D011051:Poliomyelitis; D011055:Poliovirus Vaccine, Oral; D023321:Poliovirus Vaccines
D011055:Poliovirus Vaccine, Oral; D023321:Poliovirus Vaccines
ANTIBODY FORMATION; CHILD; INFANT; POLIOVIRUS VACCINE; POLIOVIRUS VACCINE, ORAL