[1] Tianjin Med Univ Canc Hosp & Inst, Natl Clin Res Ctr Canc, Tianjins Clin Res Ctr Canc, Dept Hepatobiliary Canc,Key Lab Canc Prevent & The, Tianjin, Peoples R China
[2] Chengde Med Coll, Sch Nursing, Chengde, Peoples R China
[3] Jiangsu Prov Canc Hosp, Dept Nursing, Nanjing, Peoples R China
[4] Fudan Canc Hosp, Dept Nursing, Shanghai, Peoples R China
[5] Chinese Acad Med Sci, Dept VIP Med Serv, Canc Hosp, Beijing, Peoples R China
[6] Shanxi Prov Canc Hosp, Dept Nursing, Xian, Peoples R China