1. Academic Medical Center, University of Amsterdam; Coronel Institute of Occupational Health/Dutch Research Center for Insurance Medicine; PO Box 22700 Amsterdam Netherlands 1100 DE
2. Coronel Institute of Occupational Health/Dutch Research Center for Insurance Medicine, Academic Medical Center, University of Amsterdam; Meibergdreef 9 Amsterdam Netherlands 1105 AZ
3. Finnish Institute of Occupational Health; Cochrane Occupational Safety and Health Review Group; PO Box 310 Kuopio Finland 70101
4. Deutsche Krankenhausgesellschaft (The German Hospital Federation); Wegelystraße 3 Berlin Germany 10623
5. Academic Medical Center, University of Amsterdam; Program for Mood Disorders; Meibergdreef 5 Amsterdam Netherlands 1105 AZ
6. Netherlands Society of Occupational Medicine; NVAB Centre of Excellence; PO Box 2113 Utrecht Netherlands 3500GC
7. Tilburg University; Department Tranzo, Faculty of Social and Behavioural Sciences; PO Box 90153 TIAS Building T307 Tilburg Netherlands 5000 LE
8. University Medical Center Groningen, University of Groningen; Department of Health Sciences, Community and Occupational Medicine; Groningen Netherlands