1 European Medicines Agency (EMA) Committee for Advanced Therapies, Paul-Ehrlich-Institut, Federal Institute for Vaccines and Biomedicines, Langen, Germany.
2 European Medicines Agency (EMA) Committee for Human Medicinal Products, Bundesinstitut für Arzneimittel und Medizinprodukte (BfArM), Bonn, Germany.
3 Product Development Scientific Support Department, European Medicines Agency (EMA), Amsterdam, The Netherlands.