[1] Chinese Acad Med Sci & Peking Union Med Coll, Sch Populat Med & Publ Hlth, Dept Epidemiol & Biostat, Beijing, Peoples R China
[2] Jining Med Univ, Sch Nursing, Jining, Peoples R China
[3] Xinjiang Med Univ, Affiliated Tumor Hosp, Urumqi, Peoples R China
[4] Dalian Med Univ, Publ Hlth Sch, Dalian, Peoples R China
[5] Sichuan Univ, West China Hosp 4, West China Sch Publ Hlth, Chengdu, Peoples R China
[6] Zhengzhou Univ, Henan Canc Hosp, Affiliate Canc Hosp, Zhengzhou, Peoples R China
[7] Sun Yat Sen Univ, Sch Publ Hlth, Guangzhou, Peoples R China
[8] Chinese Acad Med Sci & Peking Union Med Coll, Sch Hlth Policy & Management, Beijing, Peoples R China
[9] Chinese Acad Med Sci & Peking Union Med Coll, Natl Canc Ctr, Dept Canc Epidemiol, Natl Clin Res Ctr Canc,Canc Hosp, Beijing, Peoples R China