1. Villamanta Clinic (Navalcarnero Health Centre), Primary Healthcare Management, Madrid Health Service, Madrid, Spain
2. Health Sciences Faculty, Rey Juan Carlos University, Madrid, Spain
3. Health Service Research Network on Chronic Diseases (REDISSEC), Madrid, Spain
4. Stichting Medina Care, Rotterdam, The Netherlands
5. Multiprofessional Teaching Unit of Primary and Community Care, Primary Healthcare Management, Madrid Health Service, Madrid, Spain
6. Department of Management, Tilburg University, Tilburg, The Netherlands