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Hepato-Gastroenterology|June 1, 1987
Crohn's disease in a married coupleJ Purrmann, S Cleveland, B Miller, et al.
Zeitschrift Fur Gastroenterologie|July 1, 1986
[Etiology of chronic inflammatory bowel diseases]J Purrmann, B Miller, G Strohmeyer
Gastroenterology|December 1, 1986
Monozygotic triplets with Crohn's disease of the colonJ Purrmann, J Bertrams, F Borchard, et al.
Hepato-Gastroenterology|February 1, 1990
Crohn's disease in four members of a family, two of whom are dizygotic twinsJ Purrmann, J Bertrams, F Borchard, et al.
Zeitschrift Fur Gastroenterologie|October 1, 1988
Association of Crohn's disease with HLA phenotype B44, Cw5J Purrmann, J Bertrams, S Cleveland, et al.
Hepato-Gastroenterology|August 1, 1989
Pathogenesis and management of ulcerative colitisJ Purrmann, G Strohmeyer
Zeitschrift Fur Gastroenterologie|May 1, 1990
[T-lymphocyte subpopulations in the peripheral blood of patients with Crohn disease]J Purrmann, K J Hengels, S Cleveland, et al.
Zeitschrift Fur Gastroenterologie|September 1, 1989
[Nutrition and Crohn disease--an etiologic factor?]K Bielefeldt, J Purrmann, G Strohmeyer
Scandinavian Journal of Gastroenterology|October 1, 1990
Gene and haplotype frequencies of HLA antigens in 269 patients with Crohn's diseaseJ Purrmann, J Bertrams, M Knapp, et al.
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