CURRENT PROBLEMS IN CANCER, cilt.43, sa.5, ss.421-428, 2019 (SCI-Expanded)
Introduction: Vitamin D is a prohormone that is vital for calcium/phosphate balance, bone structure, and physiological functioning. Vitamin D deficiency (VDD) is an important clinical problem worldwide. However, there are no standardized protocols for screening of patients with a diagnosis of cancer. The purpose of this study is to define the prevalence of VDD in cancer patients and establish the predictors of VDD to address a specific group of patient for screening.