Published on in Vol 12, No 2 (2010): Apr-Jun
1 NIVEL (Netherlands Institute for Health Services Research), Utrecht, Netherlands
2 RIVM (National Institute for Public Health and the Environment), Bilthoven, Netherlands
Published on in Vol 12, No 2 (2010): Apr-Jun
1 NIVEL (Netherlands Institute for Health Services Research), Utrecht, Netherlands
2 RIVM (National Institute for Public Health and the Environment), Bilthoven, Netherlands