1. Surgical history of Crohn’s disease in a well-defined population;Agrez;Mayo Clin Proc,1982
2. Conservative operations for Crohn’s disease of the small bowel;Alexander-Williams;World J Surg,1985
3. A comparison of results of excision and bypass for ileal Crohn’s disease;Alexander-Williams;Gut,1972
4. Conservative nonresection operations for Crohn’s disease;Alexander-Williams,1984
5. Up-to-date management of small-bowel Crohn’s disease;Alexander-Williams;Adv Surg,1987