@misc{indiciaeb1ecd6af8a39, title = {Letter: Ampicillin-associated colitis.}, author = {D L Christie and M E Ament}, year = {1975}, doi = {10.1016/s0022-3476(75)80870-5}, url = {https://pubmed.ncbi.nlm.nih.gov/1159597/}, note = {Source identifier: 1159597} }