[1] Natl Taiwan Univ Hosp, Dept Internal Med, 7 Chung Shan S Rd, Taipei City 10002, Taiwan
[2] Natl Taiwan Univ, Inst Epidemiol & Prevent Med, Coll Publ Hlth, Taipei, Taiwan
[3] Natl Taiwan Univ Hosp, Dept Nucl Med, Taipei, Taiwan
[4] Natl Taiwan Univ, Coll Med, Taipei, Taiwan
[5] Natl Taiwan Univ Hosp, Dept Med Res, Taipei, Taiwan
[6] Natl Taiwan Univ, Canc Ctr, Taipei, Taiwan
[7] 7 Chung Shan S Rd, Taipei City 10002, Taiwan