Effect of circPTPRA targeting miR⁃556⁃3p on proliferation，migration and invasion of breast cancer MDA⁃ MB ⁃231 cells

BAI Wenhui, LI Ying, LI Zonglong.
The Journal of Practical Medicine . 2021, (20): 2597 -2601 .  DOI: 10.3969/j.issn.1006⁃5725.2021.20.006