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Zaheer Nabi and Mohan Ramchandani were involved in the conception of the study.
Jahangeer Basha and Rajesh Goud were involved in the acquisition and analysis of the data.
Santosh Darisetty and D. Nageshwar Reddy were involved in revising the manuscript for important intellectual content.
All the authors agreed to the final version of the manuscript.
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Nabi, Z., Ramchandani, M., Basha, J. et al. Outcomes of Per-oral Endoscopic Myotomy in Sigmoid and Advanced Sigmoid Achalasia. J Gastrointest Surg 25, 530–532 (2021). https://doi.org/10.1007/s11605-020-04794-1
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DOI: https://doi.org/10.1007/s11605-020-04794-1