1 Department of Neonatology, China Medical University Children's Hospital, Taichung, Taiwan.
2 School of Medicine, China Medical University, Taichung, Taiwan; Department of Pediatric Orthopedics, China Medical University Children's Hospital, Taichung, Taiwan.
3 Department of Nursing, China Medical University Children's Hospital, Taichung, Taiwan.
4 School of Medicine, China Medical University, Taichung, Taiwan; Department of Physical Medicine and Rehabilitation, China Medical University Hospital, Taichung, Taiwan.
5 Department of Neonatology, China Medical University Children's Hospital, Taichung, Taiwan; School of Medicine, China Medical University, Taichung, Taiwan.
6 Department of Neonatology, China Medical University Children's Hospital, Taichung, Taiwan; School of Medicine, China Medical University, Taichung, Taiwan. Electronic address: cheerjolie@gmail.com.