A Prospective Cohort Study of Serum Estradiol (E2) Levels in Breast Cancer Patients During Endocrine Therapy by High Performance Liquid Chromatography-tandem Mass Spectrometry (LC-MS /MS)
Conditions: Breast Cancer Interventions: Drug: AIs; Drug: OFS+AIs; Drug: FUL Sponsors: Sun Yat-sen University Recruiting
Source: ClinicalTrials.gov - Category: Research Source Type: clinical trials
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