Elbarbary, H. S., El Arbagy, A. R., Kora, M. A., & Soliman, M. M. (2014). Study of serum 25-hydroxyvitamin D in critically ill patients with acute kidney injury. JOURNAL OF ADVANCES IN BIOLOGY, 6(1), 825–834. https://doi.org/10.24297/jab.v6i1.5465