Department of Respiratory Medicine Qinghai Province Fourth People’s Hospital Xining 810000 Qinghai Province China;
Qinghai Provincial Center for Disease Control and Prevention Xining 810000 Qinghai Province China;
Department of Respiratory Medicine Qinghai Province Fourth People’s Hospital Xining 810000 Qinghai Province China;
Department of Respiratory Medicine Qinghai Province Fourth People’s Hospital Xining 810000 Qinghai Province China;
Qinghai Province Fourth People''s Hospital Xining 810000 Qinghai Province China;
Qinghai Province Fourth People''s Hospital Xining 810000 Qinghai Province China;
Qinghai Province Fourth People''s Hospital Xining 810000 Qinghai Province China;
Department of Intensive Medicine The First People''s Hospital of Qinghai Province Xining 810000 Qinghai Province China;
Department of Intensive Medicine The First People''s Hospital of Qinghai Province Xining 810000 Qinghai Province China;
Qinghai; Plateau; COVID-19; Blood cell; Pneumonia; Case series;