Design and fabrication of a liver-on-a-chip platform for convenient, highly efficient, and safe in situ perfusion culture of 3D hepatic spheroids. - Ma, Li-Dong; Wang, Yi-Tong; Wang, Jing-Rong; Wu, Jian-Lin; Luo, Guo-An; Meng, Xian-Sheng; Hu, Ping; Mu, Xuan; Liang, Qiong-Lin (Lab on a Chip, 2018)