Assertion: esophagus's layer | /r/HasProperty | a region of muscle
Facets:
value: in the vertebrate body
type: LOCATION
value: in many organs
type: LOCATION
Source sentences:
text: The muscular layer (muscular coat, muscular fibers, muscularis propria, muscularis externa) is a region of muscle in many organs in the vertebrate body, adjacent to the submucosa.