Gomes, N., P. Amoedo, A. L. Cunha, F. Azevedo, and S. Magina. “Idiopathic Pyoderma Gangrenosum Treated With Adalimumab: A Case of Success”. Journal of the Portuguese Society of Dermatology and Venereology, Vol. 79, no. 4, Dec. 2021, pp. 391-2, doi:10.29021/spdv.79.4.1458.