1. Laboratory of Medical Microbiology, Henan Provincial People’s Hospital, Zhengzhou 450003, China
2. Department of Pediatrics, Southwest Hospital, Third Military Medical University, Chongqing 400038, China
3. Department of Pharmacy, Southwest Hospital, Third Military Medical University, Chongqing 400038, China
4. Department of Prevention and Health Care, Southwest Hospital, Third Military Medical University, Chongqing 400038, China