DSA⁃guided graded balloon dilatation in the treatment of anastomotic stenosis after esophagectomy

​ YANG Dongqiang, LI Yazhou, YANG Guang, SHI Ping. ​
The Journal of Practical Medicine . 2022, (17): 2185 -2190 .  DOI: 10.3969/j.issn.1006⁃5725.2022.17.013