FAROOQI, Sadaf; SALYERS, William J. Crohn’s Disease with Pyoderma Gangrenosum: A Sign of Severity of Disease. Kansas Journal of Medicine, [S. l.], v. 6, n. 2, p. 76–79, 2013. DOI: 10.17161/kjm.v6i2.11443. Disponível em: https://journals.ku.edu/kjm/article/view/11443. Acesso em: 18 apr. 2025.