Systems of life. No 148. Senior systems. 13.
D000368:Aged; D000375:Aging; D003110:Colonic Neoplasms / Q000209:etiology*; D003125:Colostomy / Q000451:nursing; D004238:Diverticulitis / Q000451:nursing*; D005260:Female; D006801:Humans; D008297:Male; D012004:Rectal Neoplasms / Q000209:etiology*