The D-antigen content in poliovaccine as a measure of potency.
D011051:Poliomyelitis / Q000276:immunology*; D012204:Rh-Hr Blood-Group System; D014612:Vaccines
D012204:Rh-Hr Blood-Group System; C026410:Rho(D) antigen; D014612:Vaccines
POLIOMYELITIS/immunology; VACCINES