TY - GEN AU - Chao,C-M AU - Tsai,T-C AU - Lai,C-C TI - Signs of pneumoperitoneum SN - 1460-2393 PY - 2013///0820 KW - Abdominal Pain KW - etiology KW - Colon, Sigmoid KW - pathology KW - Colonoscopy KW - adverse effects KW - Humans KW - Intestinal Perforation KW - complications KW - Laparotomy KW - Male KW - Middle Aged KW - Pneumoperitoneum KW - Treatment Outcome N1 - Publication Type: Case Reports; Journal Article UR - https://doi.org/10.1093/qjmed/hcr244 ER -