Pyoderma gangrenosum associated with ulcerative colitis: A case report. Journal of Pakistan Association of Dermatologists, [S. l.], v. 27, n. 1, p. 86–88, 2017. DOI: 10.66344/jpad.v27i1.1035. Disponível em: https://www.jpad.com.pk/index.php/jpad/article/view/1035. Acesso em: 28 jul. 2026.