TY - RPRT TI - Human response to four tetanus vaccines with differing potency when assayed in animals. AU - I Scheibel AU - B L Chen AU - M W Bentzon AU - K Zia PY - 1968 DO - 10.1111/j.1699-0463.1968.tb00485.x UR - https://pubmed.ncbi.nlm.nih.gov/5668545/ ID - 5668545 ER -