Published on in Vol 6, No 4 (2018): April
1 Primary Health Care Research Unit, Institute of Biomedical Research of Salamanca, La Alamedilla Health Center, Health Service of Castilla y León, Salamanca, Spain
2 Department of Biomedical and Diagnostic Sciences, University of Salamanca, Salamanca, Spain
3 Department of Nurse and Physiotherapy, University of Salamanca, Salamanca, Spain
4 Department of Statistics, University of Salamanca, Salamanca, Spain
5 Valladolid Rural I Health Center, Health Service of Castilla y León, Valladolid, Spain
6 Health Quality and Assessment Agency of Catalonia, Barcelona, Spain
7 Torre Ramona Health Center, Health Service of Aragón, Zaragoza, Spain
8 Primary Health Care Research Unit of Bizkaia, Basque Health Service-Osakidetza, Bilbao, Spain
9 Río Tajo Health Center, Health Service of Castilla-La Mancha, University of Castilla-La Mancha, Talavera de la Reina, Spain
10 Department of Medicine, University of Salamanca, Salamanca, Spain
11 Spanish Research Network for Preventive Activities and Health Promotion in Primary Care, Salamanca, Spain
*these authors contributed equally