1. Department of Biological Science and Technology, National Chiao Tung University, Hsinchu, Taiwan;
2. Division of Nephrology, Department of Internal Medicine, National Taiwan University Hospital Hsinchu Branch, Hsinchu, Taiwan;
3. Division of Nephrology, Department of Internal Medicine, Shin Kong Wu Ho-Su Memorial Hospital, Taipei, Taiwan;
4. Division of Nephrology, Department of Internal Medicine, Changhua Christian Hospital, Changhua, Taiwan;
5. School of Medicine, Chung-Shan Medical University, Taichung, Taiwan;
6. Division of Chest Medicine, Department of Internal Medicine, Hsinchu Mackay Memorial Hospital, Hsinchu, Taiwan;
7. Department of Senior Citizen Service Management, Minghsin University of Science and Technology, Hsinchu, Taiwan