1. Health Service of the Principality of Asturias, Oviedo, Spain
2. Spanish Centre for Evidence-Based Healthcare: A JBI Centre of Excellence, Instituto de Salud Carlos III, Madrid, Spain
3. Spanish Centre for Evidence Based Healthcare: A JBI Centre of Excellence, Nursing and Health Care Research Unit (Investén-isciii), Research Network on Chronicity, Primary Care and Prevention and Health Promotion (RICAPPS), Instituto de Salud Carlos III, Madrid, Spain