miR ⁃ 209 inhibits proliferation of glioma U87 and enhances its radiosensitivity by downregulating signal pathway of MEK/ERK 

YANG Bin, YU Jing, LIU Xiaozhi, CHEN Lei.
The Journal of Practical Medicine . 2021, (13): 1670 -1673 .  DOI: 10.3969/j.issn.1006⁃5725.2021.13.005