Assertion: mitral valve | /r/CapableOf | add support
Facets:
value: by adding tissue
type: MANNER
value: by sewing a band
type: MANNER
value: to the valve annulus
type: TRANSITIVE-OBJECT
Source sentences:
text: Mitral valves add support to the valve annulus by adding tissue or by sewing a band or ring around the outside of the valve