1. Department of Laboratory Medicine, Linkou Chang Gung Memorial Hospital, Taoyuan 333423, Taiwan
2. Syu Kang Sport Clinic, Taipei 112053, Taiwan
3. Department of Medicine, Harvard Medical School, Boston, MA 02115, USA
4. Department of Medicine, Brigham and Women’s Hospital, Boston, MA 02115, USA
5. Department of Medicine, Kaiser Permanente Santa Clara Medical Center, Santa Clara, CA 95051, USA
6. Department of Biochemistry, University of Madras, Guindy Campus, Chennai 600025, India