Estimation of formaldehyde in poliomyelitis vaccines.
D005557:Formaldehyde / Q000032:analysis*; D006801:Humans; D011051:Poliomyelitis / Q000276:immunology*; D012044:Regression Analysis; D014612:Vaccines
D014612:Vaccines; D005557:Formaldehyde
FORMALDEHYDE/determination; POLIOMYELITIS/immunology