Lagging immunity of our children.
D000293:Adolescent; D000906:Antibodies / Q000032:analysis; D001294:Attitude to Health; D002648:Child; D006801:Humans; D008457:Measles / Q000276:immunology*; D011051:Poliomyelitis / Q000276:immunology*; D011054:Poliovirus Vaccine, Inactivated; D014611:Vaccination
D000906:Antibodies; D011054:Poliovirus Vaccine, Inactivated