Assertion: coronary artery's branch | /r/HasProperty | om
Facets:
Source sentences:
text: The right coronary artery (RCA) splits off from a short common trunk (CT), and continues into a terminal obtuse marginal branch (OM).
text: The circumflex artery curves to the left around the heart within the coronary sulcus, giving rise to one or more left marginal arteries (also called obtuse marginal branches (OM)) as it curves toward the posterior surface of the heart.