HR+/HER2- BREAST CANCER: FROM RESEARCH TO MARKET—A COMPREHENSIVE ANALYSIS

Epidemiology of HR+/HER2- Breast Cancer HR+/HER2- breast cancer is the most common subtype, accounting for approximately 70% of all breast cancer cases. Defined by hormone receptor positivity and the absence of HER2 overexpression, its prevalence varies globally, with higher incidence rates in developed nations due to enhanced screening and diagn