Nunes da Silva, Maria João, Nídia Garrido, Patrícia Alves, and Rui M. M. Victorino. 2005. “Distinct Effects of corticosteroid/Immunossupressive Therapy on the Different Manifestations of Churg-Strauss Syndrome”. Internal Medicine 12 (3). Lisboa, Portugal:154-58. https://revista.spmi.pt/index.php/rpmi/article/view/1694.