Colonoscopy: technique and training methods.
D001003:Anal Canal; D002432:Cecum; D003106:Colon; D012809:Colon, Sigmoid; D003110:Colonic Neoplasms / Q000601:surgery*; D003113:Colonoscopy / Q000193:education / Q000379:methods*; D004501:Education, Medical; D005336:Fiber Optic Technology; D006801:Humans; D007082:Ileum; D007417:Intestinal Polyps / Q000601:surgery*; D010808:Physical Examination; D012007:Rectum