TY - GEN AU - Beaman,M H AU - Riley,T V TI - Cytotoxin-negative Clostridium difficile SN - 0004-8291 PY - 1990///0502 KW - Bone Marrow Transplantation KW - adverse effects KW - Clostridium Infections KW - diagnosis KW - Cytotoxins KW - Diarrhea KW - Humans N1 - Publication Type: Comment; Letter UR - https://doi.org/10.1111/j.1445-5994.1990.tb00382.x ER -