^
Association details:
Evidence:
Evidence Level:
Sensitive: A2 - Guideline
New
Source:
Excerpt:
HER2 Negative Breast Cancer: Invasive Breast Cancer…SYSTEMIC THERAPY FOR ER - AND/OR PR - POSITIVE RECURRENT OR STAGE IV (M1) DISEASE…HER2-Negative and Postmenopausal or Premenopausal Receiving Ovarian Ablation or Suppression…Useful in Certain Circumstances...Megestrol acetate