1. Office of Blood Research and Review Center for Biologics Evaluation and Research U.S. Food and Drug Administration Silver Spring MD USA
2. Centre for Blood and Tissues Evaluation Biologics and Genetic Therapies Directorate, Health Canada Ottawa ON Canada
3. Division of Haematology/Transfusion Medicine Paul‐Ehrlich‐Institut Langen Germany
4. Swissmedic, Swiss Agency for Therapeutic Products Bern Switzerland
5. Office of Scientific Evaluation Therapeutic Goods Administration Woden ACT Australia
6. Division for Advanced Therapies Products from Human Origin and Vaccines French National Agency for Medicines and Health Products Safety Saint‐Denis Cedex France
7. Department of Safety Research on Blood and Biological Products National Institute of Infectious Diseases Musashimurayama Tokyo Japan
8. Minister's Secretariat Ministry of Health Labour and Welfare Chiyoda, Tokyo Japan