The study was approved by the ethics committee for clinical research in primary health care IDEAP of the Jordi Gol University Institute in October 2007 P07/40 and took place in Spain between 2007 and 2012. All caregivers and nurses were informed of their confidentiality and signed a Free and Informed Consent form.
Jordi Gol. Octubre del 2007 P07/40. El estudio se realizó en España durante los años 2007-2012 y para atender a los criterios de permiso y confidencialidad se pidió el consentimiento informado a las cuidadoras y las enfermeras. Análisis cuantitativo