esophagogastric junction muscularis mucosa
http://purl.obolibrary.org/obo/UBERON_0035840
Muscularis mucosa from the lowest portion of the esophagus, just proximal to the stomach. [ https://github.com/obophenotype/uberon/issues/1182 ]
Synonyms: gastro-esophageal junction muscularis mucosa