Assertion: subclavian artery's branch | /r/HasProperty | internal mammary artery
Facets:
Source sentences:
text: Described branches from the subclavian arteries from proximal to distal include the vertebral arteries, the internal mammary artery (IMA; also known as the internal thoracic artery), the thyrocervical trunk, and the costocervical trunk before it becomes the axillary artery.