1. An experiment to determine the active therapeutic moiety of sulphasalazine;Azad Khan;Lancet,1973
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3. Development of a Crohn’s disease activity index;Best;Gastroenterology,1976
4. Spread of lesions in Crohn’s disease of the colon;Brahne;Gut,1970
5. Dyspareunia: a significant symptom in Crohn’s disease;Brooke;Lancet,1979