University of East London London UK.; University of Toronto Ontario Canada.; Boston University Boston Massachusetts USA.; London School of Economics and Political Science London UK.; American University Washington, D.C. USA.

State Key Laboratory of Respiratory Disease, National Clinical Research Center for Respiratory Disease, Guangzhou Institute of Respiratory Health, The First Affiliated Hospital of Guangzhou Medical University, Guangzhou Medical University, Guangzhou, China.; Guangzhou Eighth People's Hospital, Guangzhou Medical University, Guangzhou, China.; State Key Laboratory of Organ Failure Research, National Clinical Research Center for Kidney Disease, Department of Biostatistics, School of Public Health, Southern Medical University, Guangzhou, China.; Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei, China.; Medical Department, Hankou Hospital of Wuhan City, Wuhan, China.; Department of Haematology, The First Affiliated Hospital of Guangzhou Medical University, Guangzhou, China.

Department of Respiratory and Critical Care Medicine, Zhangzhou Affiliated Hospital of Fujian Medical University, Address: No 59, Shenglixi road, Xiangcheng district, Zhangzhou, Fujian province, People's Republic of China, 363000.; Department of Respiratory and Critical Care Medicine, Zhangzhou Affiliated Hospital of Fujian Medical University, Address: No 59, Shenglixi road, Xiangcheng district, Zhangzhou, Fujian province, People's Republic of China, 363000. linlid222@163.com.

Department of Experimental Animal Facilities and Biorisk Management, Friedrich-Loeffler-Institut, 17493 Greifswald-Insel Riems, Germany.; Institute of Novel and Emerging Infectious Diseases, Friedrich-Loeffler-Institut, 17493 Greifswald-Insel Riems, Germany.; Institute of Diagnostic Virology, Friedrich-Loeffler-Institut, 17493 Greifswald-Insel Riems, Germany.; Department of Experimental Animal Facilities and Biorisk Management, Friedrich-Loeffler-Institut, 17493 Greifswald-Insel Riems, Germany. sven.reiche@fli.de.

[John-Henderson, Neha A.] Montana State Univ, Dept Psychol, Bozeman, MT 59717 USA; [Ginty, Annie T.] Baylor Univ, Dept Psychol & Neurosci, Waco, TX 76798 USA

American College of Physicians, Philadelphia, Pennsylvania (A.Q., I.E.).; American College of Physicians, Philadelphia, and Villanova University, Villanova, Pennsylvania (J.Y.).; Penn Medicine, Philadelphia, Pennsylvania (M.C.M.).; University of Massachusetts Medical School/Saint Vincent Hospital, Worcester, Massachusetts (G.M.A.).; Portland Veterans Affairs Medical Center and Oregon Health &, Science University, Portland, Oregon (A.J.O., L.L.H.).; University of Pennsylvania Health System, Philadelphia, Pennsylvania (M.A.F.).; University of Illinois at Urbana-Champaign, Champaign, Illinois (J.A.J.).

Department of Respiratory and Critical Care Medicine, Union Hospital, Tongji Medical College Huazhong University of Science and Technology, Wuhan, China.

[Karlsen, Anders Peder Hojer; Wiberg, Sebastian; Laigaard, Jens; Pedersen, Casper; Rokamp, Kim Zillo; Mathiesen, Ole] Zealand Univ Hosp, Ctr Anaesthesiol Res, Dept Anaesthesiol, Koege, Denmark; [Mathiesen, Ole] Univ Copenhagen, Dept Clin Med, Copenhagen, Denmark