[1] Sun Yat Sen Mem Hosp, Dept Urol Surg, Guangzhou, Guangdong, Peoples R China
[2] Sun Yat Sen Univ, Med Sch, Guangzhou, Guangdong, Peoples R China
[3] Guangzhou Women & Childrens Med Ctr, Guangzhou 510120, Guangdong, Peoples R China
[4] Sun Yat Sen Mem Hosp, Breast Tumor Ctr, Guangzhou, Guangdong, Peoples R China
[5] Guangdong Prov Peoples Hosp, Guangzhou, Guangdong, Peoples R China
[6] Sun Yat Sen Mem Hosp, Dept Radiol, Guangzhou, Guangdong, Peoples R China
[7] Guangzhou Women & Childrens Med Ctr, Dept Radiol, Guangzhou 510120, Guangdong, Peoples R China