Comparative Study for the Degree of Biological Changes After Short-term 2 Weeks and 4 Weeks Preoperative Endocrine Therapy in Luminal Breast Cancer

Condition:   Breast Neoplasms Intervention:   Drug: Endocrine therapy Sponsor:   Sun Yat-Sen Memorial Hospital of Sun Yat-Sen University Recruiting
Source: ClinicalTrials.gov - Category: Research Source Type: clinical trials