@article{da94b7a325a24a4d9119fd5346763a51,
title = "Therapeutic efficacy and safety of methotrexate + leflunomide in Colombian patients with active rheumatoid arthritis refractory to conventional treatment.",
author = "\{Londo{\~n}o Pati{\~n}o\}, \{John Dario\} and \{Santos Granados\}, \{Ana Maria\}",
year = "2012",
month = dec,
day = "5",
language = "Indefinido/desconocido",
pages = "837--845",
journal = "Revista brasileira de reumatologia.",
issn = "0482-5004",
publisher = "Elsevier Editora Ltda",
}