Assertion: coronary artery's branch | /r/HasProperty | obtuse marginal om
Facets:
Source sentences:
text: Smaller branches of the coronary arteries include: obtuse marginal (OM), septal perforator (SP), and diagonals.
text: Additional smaller branches of the coronary arteries include the obtuse marginal (OM), septal perforator (SP), and diagonals.