[1] National School of Public Health (Carlos III Health Institute),Gerència Territorial de Barcelona
[2] Fundació Institut Universitari per a la recerca a l’Atenció Primària de Salut Jordi Gol i Gurina (IDIAPJGol),Primary Care Research Unit, Majorca Department of Primary Care
[3] Universitat Autònoma de Barcelona,Faculty of Political Sciences and Sociology
[4] Institut Català de La Salut,undefined
[5] Baleares Health Service (IbSalut),undefined
[6] Health Research Institute of the Balearic Islands (IdISBa),undefined
[7] Complutense University of Madrid,undefined
[8] Cooperativa Aplica,undefined