[1] Fukuoka Univ, Sch Med, Dept Surg Gastroenterol, Fukuoka 81401, Japan
[2] Fukuoka Univ, Sch Med, Dept Internal Med, Div Oncol Hematol & Infect Dis, Fukuoka 81401, Japan
[3] Fukuoka Univ Hosp, Dept Nursing, Fukuoka, Japan
[4] Fukuoka Univ, Acad Ind & Govt Collaborat Res Inst Translat Med, Fukuoka 81401, Japan
[5] Fukuoka Univ Hosp, Clin Res Assist Ctr, Fukuoka, Japan
[6] Fukuoka Sanno Hosp, Dept Surg, Fukuoka, Japan