Anti-tumor and anti-angiogenic effect of metronomic cyclic NGR-modified liposomes containing paclitaxel - Luo, Li-Min; Huang, Yue; Zhao, Bing-Xiang; Zhao, Xin; Duan, Yu; Du, Ruo; Yu, Ke-Fu; Song, Ping; Zhao, Yang; Zhang, Xuan; Zhang, Qiang (Biomaterials, 2013)