Low baseline vitamin D levels correlate with adverse pathological features and clinical outcomes among patients with breast cancer. Research Authors D Barakat, R Mohamed, M Elnaggar, D Tarik, SSM Eid Research Date Sat, 1 Jan 2022 - 12:00 Research Department Department of Clinical Oncology and Nuclear Medicine Research Journal Journal of Clinical Oncology 40 (16_suppl), 552-552 Research Member Dina Barakat Saber Barakat