TY - GEN AU - Soybel,D I TI - What causes anal fissure? SN - 0016-5085 PY - 1996///1106 KW - Anal Canal KW - blood supply KW - Fissure in Ano KW - etiology KW - Humans KW - Ischemia KW - complications N1 - Publication Type: Journal Article UR - https://doi.org/10.1016/s0016-5085(96)70090-2 ER -