Assertion: mastectomy | /r/HasProperty | performed
Facets:
value: least as early as ad
type: TEMPORAL
Source sentences:
text: Mastectomy for breast cancer was performed at least as early as 548 AD, when it was proposed by the court physician Aëtius of Amida to Theodora.
text: Mastectomy for breast cancer was performed at least as early as AD 548, when it was proposed by the court physician Aetios of Amida to Theodora.
text: Why is mastectomy performed?
text: Five-year cure rates for patients with relapse after breast conservation therapy are approximately 60 percent to 75 percent if the relapse is confined to the breast and a mastectomy is then performed.