Portuguese recommendations for the use of biological therapies in patients with axial spondyloarthritis - December 2011 update

Pedro Machado, Alexandra Bernardo, Ana Rodrigues, Armando Malcata, Dolores Nour, Elsa Vieira-Sousa, Fátima Godinho, Fernando Pimentel, Helena Canhão, Helena Santos, Inês Cunha, João Eurico Fonseca, José Costa, Lúcia Costa, Luís Cunha-Miranda, Luís Maurício, Margarida Cruz, Maria José Santos, Miguel Bernardes, Mónica Bogas, Paula Valente, Sofia Ramiro, Anabela Barcelos