Assertion: platelet's role | /r/HasProperty | major
Facets:
Source sentences:
text: Platelets play a major role in blood clotting.
text: They play a major role in the blood-clotting process; platelet aggregation is a crucial step in the process of clot formation, which stops bleeding.
text: Because of this, platelets inherently play a major role in the body’s natural healing process.