Assertion: tumor's cell | /r/CapableOf | call squamous cells
Facets:
Source sentences:
text: It has 3 parts: The epithelium is the innermost lining of the esophagus and is normally made up of flat, thin cells called squamous cells.
text: However, these structures also contain flat, irregular shaped cells called squamous cells; the most commonly affected cells when cancer develops in any organ of the body.