1. Esophageal Pseudomelanosis Causing Pseudoachalasia. Issue 4 (10th April 2023) Authors: Issac, Aaron G.; Zheng, Wei; Jain, Anand Journal: ACG Case Reports Journal Issue: Volume 10:Issue 4(2023) Page Start: e01022 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗