[1] Taipei Vet Gen Hosp, Div Med Oncol, Dept Oncol, Taipei, Taiwan
[2] Natl Yang Ming Chiao Tung Univ, Sch Med, Taipei, Taiwan
[3] Chung Shan Med Univ Hosp, Div Med Oncol, Dept Internal Med, Taichung, Taiwan
[4] Chung Shan Med Univ, Sch Med, Taichung, Taiwan
[5] Chang Gung Univ, Grad Inst Biomed Sci, Coll Med, Taoyuan, Taiwan
[6] Chang Gung Mem Hosp, Div Colon & Rectal Surg, Lin Kou Med Ctr, Taoyuan, Taiwan
[7] Chang Gung Univ, Mol Med Res Ctr, Taoyuan, Taiwan
[8] Chang Gung Univ, Dept Cell & Mol Biol, Coll Med, Taoyuan, Taiwan
[9] Natl Yang Ming Chiao Tung Univ, Inst Biopharmaceut Sci, Taipei, Taiwan