title: Observations on some anomalies of the sigmoid colon.
mesh_terms: D000328:Adult; D000368:Aged; D012809:Colon, Sigmoid / Q000002:abnormalities* / Q000000981:diagnostic imaging / Q000601:surgery; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D008297:Male; D008875:Middle Aged; D011859:Radiography