1. Clinical Pharmacology Unit, Department of Basic and Applied Medical Sciences; Ghent University; Ghent Belgium
2. Department of Public Health and Primary Care; Ghent University; Ghent Belgium
3. Primary Care Clinical Unit, Faculty of Medicine; The University of Queensland; Brisbane Australia
4. Division of Psychiatry; University College London; London UK
5. Primary Care, Population Sciences and Medical Education, Faculty of Medicine, Aldermoor Health Centre; University of Southampton; Southampton UK
6. Cochrane Common Mental Disorders; University of York; York UK
7. Centre for Reviews and Dissemination; University of York; York UK