title: The feasibility of echometric detection of cancer in the lower gastrointestinal tract. Part II.
mesh_terms: D003110:Colonic Neoplasms / Q000175:diagnosis*; D003626:Data Display; D006801:Humans; D012004:Rectal Neoplasms / Q000175:diagnosis*; D014465:Ultrasonics / Q000295:instrumentation; D014463:Ultrasonography