title: Rheumatoid arthritis in minorities.
authors.affiliation: Center for Autoimmune Diseases Research (CREA), School of Medicine and Health Sciences, Universidad del Rosario, Carrera 24 No. 63-C-69, 11001000 Bogotá, Colombia.
authors.forename: Juan-Manuel
authors.initials: JM
authors.lastname: Anaya
authors.forename: Adriana
authors.initials: A
authors.lastname: Rojas-Villarraga
authors.forename: Rubén
authors.initials: R
authors.lastname: Darío Mantilla
authors.forename: Claudio
authors.initials: C
authors.lastname: Galarza-Maldonado