Vaccination against poliomyelitis with live virus vaccines.  I.  A trial of TN type II vaccine.
D006801:Humans; D011051:Poliomyelitis / Q000276:immunology*; D014611:Vaccination; D014612:Vaccines; D014613:Vaccines, Attenuated
D014612:Vaccines; D014613:Vaccines, Attenuated
POLIOMYELITIS/immunology