Trivalent oral poliovirus vaccine: a comparison of two infant immunization schedules.
D000906:Antibodies / Q000032:analysis; D006801:Humans; D007115:Immunization Schedule; D007223:Infant; D011051:Poliomyelitis / Q000517:prevention & control*; D011055:Poliovirus Vaccine, Oral
D000906:Antibodies; D011055:Poliovirus Vaccine, Oral