title: The valves of Houston in adults.
mesh_terms: D000328:Adult; D000368:Aged; D005260:Female; D006801:Humans; D007413:Intestinal Mucosa / Q000033:anatomy & histology; D008297:Male; D008875:Middle Aged; D012007:Rectum / Q000033:anatomy & histology*; D012812:Sigmoidoscopy