Sandra S. Engwall

General Surgery

640 Jackson St
Saint Paul, MN 55101

Last Updated: 09/26/2026

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Found 1 publications

Heller myotomy perforation: robotic visualization decreases perforation rate and revisional surgery is a perforation risk.

Heller myotomy perforation: robotic visualization decreases perforation rate and revisional surgery is a perforation risk.

Journal: Journal of robotic surgery

Published: December 31, 2020

Showing 1-1 of 1

Last Updated: 09/26/2026