1. Infectious Diseases Unit, Hospital Universitario La Paz-IdiPAZ, Madrid
2. Department of Infectious Diseases, Royal Free Hospital, London
3. Intensive Care Division, Hospital de Base, Faculdade de Medicina de São José do Rio Preto, Brazil
4. Republican Clinical Infectious Diseases Hospital n.a. A.F. Agafonov, Kazan, Russian Federation
5. Infectious Diseases Department, Hospital Universitari Germans Trias i Pujol, Barcelona
6. Central City Clinical Hospital of Ivano-Frankivsk City Council, Ivano-Frankivsk, Ukraine
7. Division of Pulmonary, Critical Care, and Sleep Medicine, Department of Medicine, University of Washington/Valley Medical Center, Renton, WA
8. Infection Control Unit, Rambam Healthcare Campus, Haifa, Israel
9. Department of Internal Medicine, Eunpyeong St. Mary’s Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea
10. Infectious and Tropical Diseases Department, Assistance Publique–Hôpitaux de Paris Bichat-Claude Bernard Hospital, Paris
11. Institut National de la Santé et de la Recherche Médicale, UMR 1137 ‘Infection, Antimicrobial, Modeling, Evolution’, Université de Paris, Paris
12. Merck & Co., Inc, Kenilworth, NJ