1. Department of Internal Medicine; China Medical University Beigang Hospital; Yunlin 65152 Taiwan
2. School of Chinese Medicine, College of Chinese Medicine; China Medical University; Taichung 40402 Taiwan
3. Institute of Molecular Biology; National Chung Cheng University; Chiayi 62102 Taiwan
4. Faculty of Medicine; Medical University of Lublin; Lublin Poland
5. Department of Family Medicine; Saint Mary's Hospital Luodong; Yilan 26546 Taiwan
6. Department of Internal Medicine; Saint Mary's Hospital Luodong; Yilan 26546 Taiwan