TY - RPRT TI - Can ischemic colitis be differentiated from C difficile colitis in biopsy specimens? AU - C R Dignan AU - J K Greenson PY - 1997 DO - 10.1097/00000478-199706000-00011 UR - https://pubmed.ncbi.nlm.nih.gov/9199649/ ID - 9199649 ER -