1. Department of Hospital Infection Prevention and Control The Second Affiliated Hospital of Anhui Medical University Hefei Anhui China
2. The Second People's Hospital of Hefei Hefei Anhui China
3. Chaohu Hospital of Anhui Medical University Hefei Anhui China
4. People's Hospital of Chuzhou City Chuzhou Anhui China
5. Wanbei Coal‐Electricity Group General Hospital Suzhou Anhui China
6. Lujiang County People's Hospital Hefei Anhui China
7. The Fourth Affiliated Hospital of Anhui Medical University Hefei Anhui China