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de la Quintana Basarrate A, Díaz Aguirregoitia FJ, Gil Sánchez J, Barturen Barroso A, Gaztambide Saez S, Echenique Elizondo M, Perdigo Bilbao L.de la Quintana Basarrate A, et al. Among authors: echenique elizondo m.Cir Esp. 2009 Jun;85(6):360-4. doi: 10.1016/j.ciresp.2008.12.010. Epub 2009 May 19.Cir Esp. 2009.PMID: 19457479Spanish.
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