1. Erasmus School of Health Policy and Management, Erasmus University Rotterdam, P.O. Box 1738, 3000 DR, Rotterdam, The Netherlands
2. Institute for Medical Technology Assessment, Erasmus University Rotterdam, Burgemeester Oudlaan 50, 3062 PA, Rotterdam, The Netherlands
3. Syreon Research Institute, Mexikoi street 65/A, 1142 Budapest, Hungary
4. Center for Health Technology Assessment, Semmelweis University, Üllői út 25, 1091 Budapest, Hungary
5. Health Economics Research Centre, University of Oxford, Old Road Campus, Oxford OX3 7LF, UK