@misc{indiciaebd42f91472b2, title = {[PYODERMA GANGRAENOSUM--ULCERATIVE COLITIS. COMPARATIVE PATHOGENETIC CONSIDERATIONS].}, author = {H W KREYSEL and M GERLACH}, year = {1965}, url = {https://pubmed.ncbi.nlm.nih.gov/14305692/}, note = {Source identifier: 14305692} }