[On the problem of the effect of vaccination against poliomyelitis].
D001164:Arteriovenous Fistula / Q000151:congenital* / Q000175:diagnosis; D003604:Czechoslovakia; D006801:Humans; D007878:Legislation as Topic; D011044:Poland; D011051:Poliomyelitis / Q000175:diagnosis / Q000517:prevention & control; D011055:Poliovirus Vaccine, Oral / Q000627:therapeutic use*; D014777:Virus Diseases / Q000175:diagnosis
D011055:Poliovirus Vaccine, Oral
K otázce kontroly 'U(CINNOSTI O(CKOV'AN'I PROTI POLIOMYELITID(E.