Chen-Wang Chang1,2, Cheng-Hsin Chu1,2, Shou-Chuan Shih1,2, Ming-Jen Chen1,2, Tsun-Long Yang3, Wen-Hsiung Chang1,2
1Division of Gastroenterology, Department of Internal Medicine, Mackay Memorial Hospital, No. 92, Sec. 2, Chung-Shan N Rd., Taipei, Taiwan
2Mackay Medicine, Nursing and Management College, Taipei, Taiwan
3Department of General Surgery, Mackay Memorial Hospital, Taipei, Taiwan