1. Department of Internal Medicine, Cardinal Tien Hospital, School of Medicine, Fu-Jen Catholic University, 362 Chung-Cheng Road, Hsin-Tien District, New Taipei City 23148, Taiwan
2. Department of Internal Medicine, Cardinal Tien Hospital, Yonghe Branch, New Taipei City 23445, Taiwan
3. Department of Pediatrics, Taoyuan Armed Forces General Hospital, Taoyuan 325, Taiwan
4. Division of Internal Medicine, Chang-Gang Memorial Hospital, Taoyuan, No. 5 Fusing Street, Gueishan, Taoyuan County 333, Taiwan
5. Department of Medicine, Tri-Service General Hospital, National Defense Medical Center, No. 161 Section 6 Minquan East Road, Neihu District, Taipei City 114, Taiwan
6. School of Pharmacy, National Defense Medical Center, No. 161 Section 6 Minquan East Road, Neihu District, Taipei City 114, Taiwan