TY - GEN AU - Ashworth,L A AU - Robinson,A TI - Detoxification of pertussis vaccines SN - 0140-6736 PY - 1987///1015 KW - Pertussis Vaccine KW - analysis KW - Virulence Factors, Bordetella N1 - Publication Type: Letter UR - https://doi.org/10.1016/s0140-6736(87)93028-5 ER -