Affiliation: | (1) Department of General Practice and Health Services Research, University of Heidelberg, Voβstr. 2, 69115 Heidelberg, Germany;(2) Center for Quality of Care Research (WOK), Radboud University Nijmegen Medical Centre, P.O. Box 9101, 6500 HB Nijmegen, The Netherlands;(3) Center of Psychosocial Medicine, Clinic of Psychiatry, University of Heidelberg, Voβstr. 4, 69115 Heidelberg, Germany |