@article{JXYM4977,
author = {Jeffrey L. Ponsky},
title = {Per-oral endoscopic myotomy after previous interventions for achalasia},
journal = {Journal of Xiangya Medicine},
volume = {4},
number = {0},
year = {2019},
keywords = {},
abstract = {Achalasia may be treated with a variety of modalities including pneumatic dilation, Heller myotomy, and per-oral endoscopic myotomy (POEM). All are effective, and all may fail at times. In such cases, POEM may be an effective, minimally invasive means to re-treat these patients.},
issn = {2519-9390}, url = {https://jxym.amegroups.org/article/view/4977}
}