1. Department of Cellular Therapy and Allogeneic Stem Cell Transplantation, Karolinska University Hospital Huddinge, Karolinska Comprehensive Cancer Center , Stockholm , Sweden
2. Division of Hematology, Department of Medicine Huddinge, Karolinska Institutet , Stockholm , Sweden
3. Department of Infectious Diseases, Infection Control, and Employee Health, University of Texas MD Anderson Cancer Center , Houston, Texas , USA
4. Laboratoire de Bactériologie-Virologie-Hygiène, French National Reference Center for Herpesviruses, CHU Limoges , Limoges , France
5. Division of Infectious Diseases, Johns Hopkins , Baltimore, Maryland , USA
6. Merck & Co, Inc. , Rahway, New Jersey , USA
7. Vaccine and Infectious Disease and Clinical Research Division, Fred Hutchinson Cancer Research Center , Seattle, Washington , USA
8. Department of Medicine, University of Washington , Seattle, Washington , USA
9. Takeda Pharmaceuticals Inc. , Cambridge, Massachusetts , USA
10. Division of Antivirals, Center for Drug Evaluation and Research, US Food and Drug Administration , Silver Spring, Maryland , USA
11. Department of Medicine, Division of Allergy & Infectious Diseases, University of Washington , Seattle, Washington , USA
12. Infectious Diseases Service and Transplantation Center, Lausanne University Hospital and University of Lausanne , Lausanne , Switzerland
13. Division of Infectious Diseases, Miami Transplant Institute, Jackson Health System, University of Miami Miller School of Medicine , Miami, Florida , USA
14. Microbiology Service, Clinic University Hospital, INCLIVA Biomedical Research Institute, Department of Microbiology, School of Medicine, University of Valencia , Valencia , Spain
15. Centro de Investigación Biomédica en Red Enfermedades Infecciosas , Valencia , Spain
16. Division of Public Health, Infectious Diseases and Occupational Medicine, Department of Medicine, Mayo Clinic , Rochester, Minnesota , USA
17. William J. von Liebig Center for Transplantation and Clinical Regeneration, Mayo Clinic , Rochester, Minnesota , USA
18. Swedish Medical Products Agency , Uppsala , Sweden
19. Department of Medical Sciences, Section of Infectious Diseases, Uppsala University , Uppsala , Sweden
20. Forum for Collaborative Research, University of California , Berkeley, California , USA
21. Institute for Immunity and Transplantation, University College London Medical School , London , United Kingdom
22. Transplant and Immunocompromised Host Infectious Diseases Infectious Diseases Division, Massachusetts General Hospital, Harvard Medical School , Boston, Massachusetts , USA