1. Department of Nursing, Hung Kuang University, Taichung, Taiwan
2. Department of Otorhinolaryngology – Head and Neck Surgery, Changhua Christian Hospital, Changhua, Taiwan
3. Department of Post-Baccalaureate Medicine, College of Medicine, National Chung Hsing University, Taichung, Taiwan
4. Department of Nursing, Da-Yeh University, Changhua, Taiwan