Department of infection management West China-Guang''an Hospital Sichuan University Guang''an 638000 Sichuan China;
Department of infection management West China-Guang''an Hospital Sichuan University Guang''an 638000 Sichuan China;
Department of infection management West China-Guang''an Hospital Sichuan University Guang''an 638000 Sichuan China;
Department of infection management West China-Guang''an Hospital Sichuan University Guang''an 638000 Sichuan China;
Department of infection management West China-Guang''an Hospital Sichuan University Guang''an 638000 Sichuan China;
Department of infection management West China-Guang''an Hospital Sichuan University Guang''an 638000 Sichuan China;
Department of infection management West China-Guang''an Hospital Sichuan University Guang''an 638000 Sichuan China;
Department of infection management West China-Guang''an Hospital Sichuan University Guang''an 638000 Sichuan China;
Corona Vius Disease 2019(COVID-19); Designated hospitals; Nosocomial infection prevention and control; Protective measuures;