1. Department of Pediatrics,The first people’s Hospital of Hefei, South District Binhu Hospital of Hefei First People’s Hospital, Neonates Department, Hefei, China
2. Nursing Department,The first people’s Hospital of Hefei, South District Binhu Hospital of Hefei First People’s Hospital, Nursing Department, Hefei, China
3. Graduate school,Institute of Nursing, Far Eastern University, Master in Art of Nursing, Far Eastern University, Sampaloc, Manila, Philippines
4. Department of Pediatrics, Maternal and Child Health Hospital of Weifang City, Maternal and Child Health Hospital of Weifang City, Weifang, China