TY - RPRT TI - Metformin improves cognition of aged mice by promoting cerebral angiogenesis and neurogenesis AU - Zhu, X. AU - Shen, J. AU - Feng, S. AU - Huang, C. AU - Liu, Z. AU - Sun, Y. E. AU - Liu, H. PY - 2020 DO - 10.1101/2020.03.25.006767 UR - https://www.biorxiv.org/content/10.1101/2020.03.25.006767v1 ID - 10.1101/2020.03.25.006767 ER -