Booster effect of oral poliovaccine. Trials in persons previously immunized with inactivated vaccine.
D000937:Antigen-Antibody Reactions; D002648:Child; D004304:Dosage Forms; D005243:Feces / Q000382:microbiology; D005260:Female; D006801:Humans; D007110:Immunity, Active; D008297:Male; D011051:Poliomyelitis / Q000276:immunology*; D017955:Poliovirus / Q000302:isolation & purification; D011054:Poliovirus Vaccine, Inactivated / Q000008:administration & dosage*; D011055:Poliovirus Vaccine, Oral / Q000008:administration & dosage*
D004304:Dosage Forms; D011054:Poliovirus Vaccine, Inactivated; D011055:Poliovirus Vaccine, Oral