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Gómez García MT, Troncoso Acevedo MF, Rodriguez Guzmán M, Alegre de Montaner R, Fernández Fernández B, del Río Camacho G, González-Mangado N.Gómez García MT, et al.Arch Bronconeumol. 2014 Jul;50(7):278-84. doi: 10.1016/j.arbres.2013.12.001. Epub 2014 Jan 24.Arch Bronconeumol. 2014.PMID: 24468130English, Spanish.