Delayed epidural transplantation of human induced pluripotent stem cell-derived neural progenitors enhances functional recovery after stroke oleh I-Hui Lee, Shiang-Suo Huang, Ching-Yu Chuang, Ko-Hsun Liao, Li-Hsin Chang, Chia-Chi Chuang, Yu-Shih Su, Hung-Jui Lin, Jui-Yu Hsieh, Shu-Han Su, Oscar Kuang-Sheng Lee, Hung-Chih Kuo