UTILITY OF BOTULINUM TOXIN INJECTION OF THE LOWER ESOPHAGEAL SPHINCTER FOR IDENTIFYING ACHALASIA-VARIANT CASES OF ESOPHAGOGASTRIC JUNCTION OUTFLOW OBSTRUCTION

Reddy, CA; Nguyen, AD; Souza, RF; Spechler, SJ; Konda, VJ

GASTROINTESTINAL ENDOSCOPY, 2022; 95 (6): AB412