[1] Sichuan Univ, West China Sch Nursing, West China Hosp, Canc Ctr,Canc Day Care Unit,Dept Med Oncol, Chengdu, Peoples R China
[2] Sichuan Univ, West China Hosp, Breast Ctr, West China Sch Nursing,Dept Gen Surg,Div Breast Su, Chengdu, Peoples R China
[3] Sichuan Univ, West China Hosp, Canc Ctr, West China Sch Nursing,Thorac Oncol Ward, Chengdu, Peoples R China