1. WHO Collaborating Centre for Pharmaceutical Pricing and Reimbursement Policies, Pharmacoeconomics Department, Gesundheit Österreich GmbH (Austrian National Public Health Institute/GÖG), 1010 Vienna, Austria
2. Department of Public Health, Health Services Research and Health Technology Assessment, UMIT TIROL—University for Health Sciences and Health Technology, 6060 Hall in Tirol, Austria
3. Department of Management, Institute for Public Management and Governance, Vienna University of Economics and Business, 1020 Vienna, Austria
4. Department of Health Care Management, Technical University of Berlin, 10623 Berlin, Germany