T. H. Raheem and M. J. Mohammed, “Elevated Serum Fibroblast Growth Factor 21 and Associated Metabolic Dysregulation in Polycystic Ovary Syndrome: A Case–Control Study: FGF21 and Metabolic Dysregulation in PCOS”, Babcock Univ. Med. J., vol. 8, no. 1, pp. 132–139, Jun. 2025.