1. Medical Sociology; Department of Epidemiology and Preventive Medicine; University of Regensburg; Regensburg Germany
2. VU University Medical Center; Department of Epidemiology and Biostatistics; EMGO+ Institute for Health and Care Research; Amsterdam The Netherlands
3. Centre for Evidence-based Healthcare; Medizinische Fakultät Carl Gustav Carus; TU Dresden; Dresden Germany
4. Centre of Evidence Based Dermatology; University of Nottingham; Nottingham UK
5. Division of Dermatology; University Health Network; Toronto ON Canada
6. Department of Clinical Social Medicine; University Hospital Heidelberg; Heidelberg Germany
7. Budleigh Salterton; Devon UK
8. Norwich Medical School; University of East Anglia; Norwich UK
9. Ann and Robert H. Lurie Children's Hospital of Chicago; Northwestern University Feinberg School of Medicine; Chicago IL USA
10. Division of Public Health and Primary Care; Brighton and Sussex Medical School; Falmer UK