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Aguilar-Palacio I, Carrera-Lasfuentes P, Poblador-Plou B, Prados-Torres A, Rabanaque-Hernández MJ; por el Grupo de Investigación en Servicios Sanitarios de Aragón (GRISSA).Aguilar-Palacio I, et al.Gac Sanit. 2014 Jan-Feb;28(1):41-7. doi: 10.1016/j.gaceta.2013.04.004. Epub 2013 May 14.Gac Sanit. 2014.PMID: 23680136Free article.Spanish.