Ullah N, Khan NA, Abdullah M, Sadiq N, Ahmed F. Vitamin D Levels in Post-Operative Atrial Fibrillation (POAF) after Coronary Artery Bypass Graft Surgery: A Case Control Study. J. Bahria Univ. Med. Dent. Coll. [Internet]. 2024 Jul. 23 [cited 2024 Nov. 24];14(03):190-5. Available from: https://jbumdc.bahria.edu.pk/index.php/ojs/article/view/1507