Gao, X., X. Li, C. Qian, F. Li, Y. Zhang, L. Dang, X. Xiao, F. Liu, H. Li, and X. Zhang. 2016. “MiR-21 Functions Oppositely in Proliferation and Differentiation of Neural stem/Precursor Cells via Regulating AKT and GSK-3β”. Cellular and Molecular Biology 62 (12):144-49. https://doi.org/10.14715/cmb/2016.62.12.24.