Elbarbary HS, El Arbagy AR, Kora MA, Soliman MM. Study of serum 25-hydroxyvitamin D in critically ill patients with acute kidney injury. JAB [Internet]. 2014 Oct. 22 [cited 2025 Aug. 28];6(1):825-34. Available from: https://www.rajpub.com/index.php/jab/article/view/5465