[ON "SPONTANEOUS" PERFORATION OF THE SIGMOID].
D012809:Colon, Sigmoid; D005853:Geriatrics; D007416:Intestinal Perforation; D010538:Peritonitis; D011027:Pneumoperitoneum; D011028:Pneumoperitoneum, Artificial; D011859:Radiography; D013514:Surgical Procedures, Operative
GERIATRICS; INTESTINAL PERFORATION; PERITONITIS; PNEUMOPERITONEUM, ARTIFICIAL; RADIOGRAPHY; SIGMOID; SURGERY, OPERATIVE
SULLA PERFORAZIONE "SPONTANEA" DEL SIGMA.