1. Diagnostic colonoscopy. An assessment of the clinical indications;Schmitt, M.G.; Wu, W.C.; Gennen, J.E.; Hogan, W.J.;Gastroenterology,1975
2. Colonoscopic evaluation of rectal bleeding;Tedesco, F.J.; Waye, J.D.; Raskin, J.B.;Ann Intern Med,1978
3. Colonoscopy for investigation of unexplained rectal bleeding;Teague, R.H.; Thornton, JR, Manning; A.P.;Lancet,1978
4. Changing distribution of primary cancers in the large bowel;Rhodes, J.B.; Halmes, F.F.; Clark, G.M.;YAMA,1977
5. Accepted 1,1980