1. AHEAD GmbH – Agency for Health Economic Assessment and Dissemination, Loerrach, BW, Germany
2. Department of Health Services Research, CAPHRI – School for Public Health and Primary Care, Maastricht University, Maastricht, Netherlands
3. A2M - Ars Accessus Medica, Jisp, Netherlands
4. Trimbos-Instituut – Netherlands Institute of Mental Health and Addiction, Utrecht, Netherlands