1. Department of Anesthesiology, Shuang Ho Hospital, and Department of Anesthesiology, College of
Medicine, Taipei Medical University, New Taipei City 10361, Taiwan
2. Department of Surgery, Mackay Memorial Hospital, and Graduate Institute of
Disease Prevention and Control, Taipei Medical University, Taipei 10361, Taiwan
3. Department of Ophthalmology, Chi-Mei Medical Center, Yung Kang,
Tainan City 71101, Taiwan
4. Graduate
Institute of Medical Sciences, Chang Jung Christian University, Quei-Jen,
Tainan City 71301, Taiwan