1 Department of Internal Medicine, National Taiwan University Hospital Hsin-Chu Branch, No. 25, Lane 442, Sec. 1, Jingguo Rd., Hsinchu City, 30059, Taiwan. ltkeng@gmail.com.
2 Department of Internal Medicine, National Taiwan University Hospital Hsin-Chu Branch, No. 25, Lane 442, Sec. 1, Jingguo Rd., Hsinchu City, 30059, Taiwan.