Apatinib as maintenance therapy in extensive-stage small-cell lung cancer: results from a single-center retrospective study

Yan, XT; Wang, QM; Wang, HJ; Li, P; Zhang, GW; Zhang, M; Zheng, XX; Yang, JP; Zhang, XJ; Ma, ZY

Ma, ZY (reprint author), Zhengzhou Univ, Henan Canc Hosp, Dept Internal Med, Affiliated Canc Hosp, Zhengzhou 450008, Henan, Peoples R China.

JOURNAL OF CANCER RESEARCH AND CLINICAL ONCOLOGY, 2019; 145 (1): 235