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2. Comparative mapping of the local distribution of immunoglobulin-containing cells in ulcerative colitis and Crohn's disease of the colon. Clin Exp Immunol;Baklien, K.; Brandtzaeg, P.,1975
3. Analysis of the lympho-plasmacytic infiltrate in Crohn's disease with special reference to identification of lymphocyte-subpopulations;Gut,1976
4. Evidence for predominant involvement of the B-cell system in the inflammatory process in Crohn's disease;Meijer, C.J.L.M.; Bosman, F.T.; Lindeman, J.;Scand J Gastroenterol,1979
5. Immunohistochemical studies of the formation and epithelial transport of immunoglobulins in normal and diseased human intestinal mucosa;Brandtzaeg, P.; Baklien, K.;Scand J Gastroenterol; Isolation and characteristics of gut mucosal lymphocytes,1976