[1
]Department of Epidemiology and Biostatistics, School of Public Health, Nanjing Medical
University, Nanjing, China
[2
]Key Laboratory of Infectious Diseases, School of Public Health, Nanjing Medical University,
Nanjing, China
[3
]Department of Infectious Diseases, The First Affiliated Hospital of Nanjing Medical
University, Nanjing, China
[4
]Department of Basic and Community Nursing, School of Nursing, Nanjing Medical University,
Nanjing, China
[5
]Faculty of Life Science and Technology, Kunming University of Science and Technology,
Chenggong District, Kunming, Yunnan, China