title: Reply to M. Di Maio and F. Perrone.
authors.affiliation: Shanghai Cancer Center and Shanghai Medical College, Fudan University, Shanghai, People's Republic of China wozhangsheng@hotmail.com.
authors.forename: Sheng
authors.initials: S
authors.lastname: Zhang
authors.affiliation: Shanghai Cancer Center and Shanghai Medical College, Fudan University, Shanghai, People's Republic of China.
authors.forename: Fei
authors.initials: F
authors.lastname: Liang
authors.affiliation: Shanghai Cancer Center and Shanghai Medical College, Fudan University, Shanghai, People's Republic of China.
authors.forename: Xichun
authors.initials: X
authors.lastname: Hu
mesh_terms: D017326:Clinical Trials, Phase III as Topic; D006801:Humans; D009369:Neoplasms / Q000628:therapy*; D016032:Randomized Controlled Trials as Topic