[1] Okayama Univ, Grad Sch Med Dent & Pharmaceut Sci, Dept Neuropsychiat, Okayama, Japan
[2] Okayama Univ Hosp, Dept Neuropsychiat, Okayama, Japan
[3] Natl Canc Ctr, Div Behav Sci, Inst Canc Control, Tokyo, Japan
[4] Shimane Univ Hosp, Dept Nursing, Izumo, Shimane, Japan
[5] Okayama Psychiat Med Ctr, Okayama, Japan
[6] Zikei Hosp, Okayama, Japan
[7] Natl Canc Ctr, Div Support Care, Survivorship & Translat Res, Inst Canc Control, Tokyo, Japan
[8] Natl Canc Ctr, Div Screening Assessment & Management, Inst Canc Control, Tokyo, Japan
[9] Tohoku Univ, Tohoku Med Megabank Org, Sendai, Miyagi, Japan
[10] Univ Tokyo, Grad Sch Med, Dept Clin Trial Data Management, Tokyo, Japan
[11] Natl Canc Ctr, Behav Sci & Survivorship Res Grp, Ctr Publ Hlth Sci, Tokyo, Japan
[12] Sapporo Med Univ, Dept Biostat & Data Management, Sapporo, Hokkaido, Japan
[13] Okayama Univ Hosp, Dept Gastroenterol, Okayama, Japan
[14] Okayama Univ, Grad Sch Med Dent & Pharmaceut Sci, Dept Gastroenterol & Hepatol, Okayama, Japan
[15] Natl Canc Ctr, Grp Support Care & Survivorship Res, Inst Canc Control, Tokyo, Japan
[16] Shimane Univ, Dept Psychiat, Fac Med, Izumo, Shimane, Japan