1. Institute of Medicine, Chung Shan Medical University, Taichung, Taiwan,
2. Department of Critical Care Medicine, Chung Shan Medical University Hospital, Taichung, Taiwan,
3. Department of Nursing, Chung Shan Medical University Hospital, Taichung, Taiwan,
4. School of Health Policy and Management, Chung Shan Medical University, Taichung, Taiwan,
5. School of Medicine, Chung Shan Medical University, Taichung, Taiwan, and
6. Department of Pediatrics, Chung Shan Medical University Hospital, Taichung, Taiwan