1. Department of Respiratory Therapy, Chi Mei Medical Center, Tainan, Taiwan
2. Department of Intensive Care Medicine, Chi Mei Medical Center, Tainan, Taiwan
3. Department of Recreation and Health-Care Management, Chia Nan University of Pharmacy and Science, Tainan, Taiwan
4. Department of Internal Medicine, Chi Mei Medical Center, Tainan, Taiwan
5. Department of Nursing, Min-Hwei College of Health Care Management, Tainan, Taiwan