1. Centre for Applied Health Technology Assessment, University of Southern Denmark, J.B. Winsløwsvej 9B 1, 5000 Odense C, Denmark
2. The Danish Institute for Health Services Research, Dampfærgevej 27–29, 2100 Copenhagen, Denmark
3. Section of Environmental and Occupational Health, Institute of Public Health, Aarhus University, Bartholins Allé 2, 8000 Aarhus C, Denmark
4. Institute of Public Health, University of Copenhagen, Øster Farimagsgade 5, 1014 Copenhagen, Denmark
5. National Institute of Public Health, University of Southern Denmark, Øster Farimagsgade 5, 1014 Copenhagen, Denmark