Author information: (1)Department of Biosystems Science and Engineering, ETH Zürich, Basel, Switzerland. (2)Swiss Institute of Bioinformatics, Lausanne, Switzerland. (3)Precision Medicine Unit, Lausanne University Hospital and University of Lausanne, Lausanne, Switzerland. (4)Institute of Medical Virology, University of Zurich, Zurich, Switzerland. (5)Division of Infectious Diseases and Hospital Epidemiology, University Hospital Zurich, University of Zurich, Zurich, Switzerland. (6)Division of Infectious Diseases, Laboratory of Virology, Geneva University Hospital, Geneva, Switzerland. (7)Division of Immunology and Allergy, University Hospital Lausanne, Lausanne, Switzerland. (8)Department of Biomedicine, University of Basel, Basel, Switzerland. (9)Department of Infectious Diseases, Bern University Hospital and University of Bern, Bern, Switzerland. (10)Transplantation and Clinical Virology, Department of Biomedicine, University of Basel, Basel, Switzerland. (11)Division of Infectious Diseases and Hospital Epidemiology, University Hospital Basel, Basel, Switzerland. (12)Division of Infectious Diseases, University Hospital Lausanne, Lausanne, Switzerland. (13)Division of Infectious Diseases, Cantonal Hospital St. Gallen, St. Gallen, Switzerland. (14)Division of Infectious Diseases, Regional Hospital Lugano, Lugano, Switzerland. (15)Global Health Institute, School of Life Sciences, École Polytechnique Fédérale de Lausanne, Lausanne, Switzerland.