1. Syreon Research Institute, 1142, Budapest, Hungary
2. Institute for Medical Technology Assessment, Erasmus University Rotterdam, P.O. Box 1738, 3000 DR, Rotterdam, The Netherlands
3. Erasmus School of Health Policy & Management, Erasmus University Rotterdam, P.O. Box 1738, 3000 DR, Rotterdam, The Netherlands
4. Health Economics Research Centre, University of Oxford, OX3 7LF, Oxford, UK
5. Center for Health Technology Assessment, Semmelweis University, 1091, Budapest, Hungary