Department of Critical Care Medicine Zhejiang Provincial People''s Hospital Hangzhou Zhejiang 310014 China;
Department of Critical Care Medicine Zhejiang Provincial People''s Hospital Hangzhou Zhejiang 310014 China;
Department of Critical Care Medicine.The First Affiliated Hospital of Harbin Medical University Harbin Heilongjiang 150001 China;
Department of Critical Care Medicine Ruijin Hospital Shanghai Jiao Tong University School of Medicine Shanghai 200025 China;
Department of Critical Care Medicine Ruijin Hospital North Shanghai Jiao Tong University School of Medicine Shanghai 201800 China;
Department of Critical Care Medicine The Second Affiliated Hospital of Harbin Medical University Harbin Heilongjiang 150001 China;
Department of Critical Care Medicine Dalian Municipal Central Hospital Dalian Liaoning 116033 China;
Department of Critical Care Medicine Ruijin Hospital Shanghai Jiao Tong University School of Medicine Shanghai 200025 China;
COVID-19; Blood purification treatment; SARS-CoV-2;