[1] Nursing & Hlth Care Res Grp IDIPHISA, Majadahonda 28222, Spain
[2] Autonomous Univ Madrid, Fac Med, Nursing Dept, Madrid 28029, Spain
[3] Rey Juan Carlos Univ, Fac Hlth Sci, Alcorcon 28922, Spain
[4] Rey Juan Carlos Univ, Fac Hlth Sci, Med Specialties & Publ Hlth Dept, Alcorcon 28922, Spain
[5] Illustrious Profess Assoc Nurses Santa Cruz de Te, Care Res Inst, Santa Cruz De Tenerife 30001, Spain
[6] Autonomous Univ Madrid, Fac Med, Lib Med, Madrid 28029, Spain
[7] Canary Isl Hlth Serv, Primary Care Management Tenerife, San Cristobal la Laguna 38204, Spain
[8] La Laguna Univ, Nursing Dept, San Cristobal la Laguna 38200, Spain
[9] Madrid Hlth Serv, Primary Care, Hlth Care Directorate Southern Dist, Parla 28981, Spain
[10] Rey Juan Carlos Univ, Fac Hlth Sci, Nursing & Oral Med Dept, Alcorcon 28922, Spain