1. Risk factors for postoperative recurrence;Sachar, D.B.; Wolfson, D.M.; Greenstein, A.J.; Goldberg, J.; Janowitz, H.D.
2. Recurrence of Crohn's disease after primary excisional surgery;DeDombal, F.T.; Burton, I.; Goligher, J.C.;Gut,1971
3. Indications for surgery in Crohn's disease;Farmer, R.G.; Hawk, W.A.; RB, Jr, Turnbull;Gastroenterology,1976
4. Recurrence after surgery in Crohn's disease;Whelan, G.; Farmer, R.G.; Fazio, V.W.; Goormastic, M.;Gastroenterology,1985
5. Reoperation and recurrence in Crohn's colitis and ileocolitis: crude and cumulative rates;Greenstein, A.J.; Sachar, D.B.; Pasternack, B.S.; Janowitz, H.D.;N Engl J Med,1975