[1] Kaohsiung Vet Gen Hosp, Div Gastroenterol & Hepatol, Dept Internal Med, Kaohsiung, Taiwan
[2] Natl Yang Ming Univ, Sch Med, Taipei, Taiwan
[3] Kaohsiung Med Univ, Coll Nursing, Master Degree Program Aging & Long Term Care, Kaohsiung, Taiwan
[4] Kaohsiung Med Univ, Dept Med Res, Chung Ho Mem Hosp, Kaohsiung, Taiwan
[5] Kaohsiung Chang Gung Mem Hosp, Div Hepatogastroenterol, Dept Internal Med, Kaohsiung, Taiwan
[6] Chang Gung Univ, Coll Med, Kaohsiung, Taiwan
[7] Kaohsiung Med Univ, Kaohsiung Med Univ Hosp, Div Gastroenterol, Dept Internal Med, Kaohsiung, Taiwan