1. EpidStrategies, a Division of ToxStrategies, Inc., Rockville, MD;
2. Department of Clinical Epidemiology, Aarhus University, Aarhus, Denmark;
3. Sanofi, Waltham, MA;
4. Department of Haematology, University Hospital, University of Duisburg-Essen, Essen, Germany; and
5. Department of Research and Innovation, Haugesund Hospital, Haugesund, Norway