National Taiwan University Hospital, Taipei, Taiwan
Taipei Veterans General Hospital, Taipei, Taiwan
South Florida Research Institute, Lauderdale Lakes, Florida, United States
Whittier Internal Medicine and Nephrology Medical Group, Whittier, California, United States
North America Research Institute, Azusa, California, United States
China Medical University Hospital, Taichung, Taiwan
National Cheng Kung University Hospital, Tainan, Taiwan
Taichung Veterans General Hospital, Taichung, Taiwan
Taipei Veterans General Hospital, Taipei county, Taiwan
Taipei Veterans General Hospital, Taipei City, Taiwan