Referral criteria from primary care to rheumatology: A qualitative study Ana Urruticoechea-Arana, Miguel Angel Abad-Hernandez, Raquel Almodóvar, Joan Miquel Nolla-Solé, Juan Carlos Hermosa Hernán, María Medina Abellán, Concepción Fito Manteca, José María Pego-Reinosa, José Javier Pérez Venegas, Paloma Vela, Marcos Paulino, Fernando León-Vazquez

Hyponatremia as presentation in a patient with neurosarcoidosis Ekin Akyildiz, Murat Yalcin, Fidan Sever, Hüseyin Semiz, Senol Kobak

Analysis of the image and corporate identity of the Colegio Mexicano de Reumatologia: Is it time to redefine it? Jorge Luis Guzman-Serratos, Raúl Daniel Martinez-Ramirez, Ismael Gutierrez-Jimenez, Alicia Vargas-Amésquita, Francisco Javier Aceves-Avila, Cesar Ramos-Remus