[1] Sun Yat Sen Univ, Dept Minimally Invas Intervent Therapy, Canc Ctr, Guangzhou 510060, Guangdong, Peoples R China
[2] Collaborat Innovat Ctr Canc Med, State Key Lab Oncol South China, Guangzhou 510060, Guangdong, Peoples R China
[3] Sun Yat Sen Univ, Affiliated Hosp 5, Dept Radiat Oncol, Zhuhai 519000, Guangdong, Peoples R China
[4] Shantou Univ Med Coll, Dept Prevent Med, Shantou 515063, Guangdong, Peoples R China
[5] Guangzhou Med Univ, Affiliated Hosp 2, Dept Minimally Invas Intervent Radiol, Guangzhou 510260, Guangdong, Peoples R China
[6] Sun Yat Sen Univ, Canc Ctr, Informat Ctr, Guangzhou 510060, Guangdong, Peoples R China
[7] Sun Yat Sen Univ, Affiliated Hosp 3, Dept Vasc Intervent Radiol, Guangzhou 510530, Guangdong, Peoples R China
[8] Mem Univ Newfoundland, Dept Family Med, St John, NF A1C 5S7, Canada