Assertion: esophagus's muscle | /r/Causes | dysphagia
Facets:
value: in turn
type: TEMPORAL
Source sentences:
text: In contrast, scleroderma is a connective tissue disease that causes smooth muscle atrophy in the distal 2/3 of the esophagus involving both circular and longitudinal muscles  that in turn causes dysphagia by weakening esophageal peristalsis in that region and LES pressure tone .