Evaluation of irisin, retinol-binding protein 4, and leptin serum levels as biomarkers of macrovascular complications involvement in Saudi type 2 diabetes mellitus. A case-control study

评估血清鸢尾素、视黄醇结合蛋白4和瘦素水平作为沙特阿拉伯2型糖尿病患者大血管并发症生物标志物的价值：一项病例对照研究