1. Division of Biostatistics, School of Public Health, University of Minnesota, Minneapolis, MN, USA
2. School of Medicine & Health Sciences, The George Washington University, Washington, DC, USA
3. The Kirby Institute, University of New South Wales, Sydney, NSW, Australia
4. Departamento de Microbiología I, Instituto de Investigación Sanitaria Gregorio Marañón, Hospital General Universitario Gregorio Marañón, Madrid, Spain
5. Departamento de Inmunología, Facultad de Medicina, Universidad Complutense de Madrid, Madrid, Spain
6. Biostatistics Research Branch (BRB), National Institute of Allergy and Infectious Diseases, Rockville, MD, USA
7. Department of Internal Medicine, UT Southwestern Medical Center, Dallas, TX, USA
8. CRG, Research Department of Infection and Population Health and The MRC Clinical Trials Unit (MRC CTU) at UCL, University College London, London, UK