[1] Nanjing Med Univ, Affiliated Hosp 1, Infect Management Off, Nanjing, Jiangsu, Peoples R China
[2] Soochow Univ, Affiliated Hosp 1, Dept Nursing, Suzhou, Peoples R China
[3] Southern Med Univ, Dept Infect Management, Affiliated Xiaolan Hosp, Xiaolan Peoples Hosp, Zhongshan City, Guangdong, Peoples R China