TY - RPRT TI - Controversy about immunotherapy. AU - P J Chong AU - W L Matzner AU - W T Ching PY - 1993 DO - 10.1016/s0015-0282(16)55943-3 UR - https://pubmed.ncbi.nlm.nih.gov/8486188/ ID - 8486188 ER -