[1] Zhengzhou Univ, Henan Engn Res Ctr Canc Prevent & Control, Affiliated Canc Hosp,Henan Canc Hosp, Dept Canc Epidemiol,Henan Int Joint Lab Canc Prev, Zhengzhou, Peoples R China
[2] Peking Univ Canc Hosp & Inst, Minist Educ Beijing, Key Lab Carcinogenesis & Translat Res, Beijing Off Canc Prevent & Control, Beijing, Peoples R China
[3] Baotou Med Coll, Affiliated Hosp 1, Clin Epidemiol Res Ctr, Dept Dermatol, Baotou, Peoples R China
[4] Univ Elect Sci & Technol China, Sichuan Canc Hosp & Inst, Sichuan Canc Ctr, Sch Med, Chengdu, Peoples R China
[5] Univ Chinese Acad Sci, Zhejiang Canc Hosp, Dept Canc Prevent, Canc Hosp, Hangzhou, Peoples R China
[6] China Med Univ, Liaoning Canc Hosp & Inst, Liaoning Off Canc Control & Res, Canc Hosp, Shenyang, Peoples R China
[7] Jining Med Univ, Sch Nursing, Jining, Peoples R China
[8] Xinxiang Cent Hosp, Dept Prevent Hlth, Xinxiang, Peoples R China
[9] Dalian Med Univ, Publ Hlth Sch, Dalian, Peoples R China
[10] Wuzhou Red Cross Hosp, Dept Gastroenterol, Wuzhou, Peoples R China
[11] Guangxi Med Univ, Affiliated Hosp 1, Dept Canc Prevent & Control Off, Nanning, Guangxi, Peoples R China
[12] Jinan Univ, Affiliated Hosp 1, Dept Clin Res, Guangzhou, Peoples R China
[13] Sun Yat Sen Univ, Collaborat Innovat Ctr Canc Med, State Key Lab Oncol South China, Canc Ctr, Guangzhou, Peoples R China
[14] Xinjiang Med Univ, Affiliated Tumor Hosp, Dept Student Affairs, Urumqi, Xinjiang, Peoples R China
[15] Chongqing Univ, Chongqing Key Lab Translat Res Canc Metastasis &, Chongqing, Peoples R China
[16] Chongqing Med Univ, Sch Publ Hlth & Management, Chongqing, Peoples R China
[17] Gansu Prov Canc Hosp, Dept Publ Hlth, Lanzhou, Peoples R China
[18] Chengdu Med Coll, Sch Publ Hlth, Chengdu, Peoples R China
[19] Chinese Acad Med Sci & Peking Union Med Coll, Ctr Global Hlth, Sch Populat Med & Publ Hlth, Beijing, Peoples R China