Pyoderma gangrenosum at multiple sites in a post-colostomy ulcerative colitis patient with chronic hepatitis B virus: A case reportCase Reports Published on 2020-02-012023-06-13 Journal: International wound journal [Category] B형 간염, [키워드] Hepatitis B virus post-colostomy ulcerative colitis pyoderma gangrenosum. [DOI] 10.1111/iwj.13255 PMC 바로가기 [Article Type] Case Reports