Şengül, Özlem, Tamer Mungan, Evrim Erdemoğlu, Göksel İslamoğlu, and Füsun Cantürk. 2010. “Cord Blood Leptin Levels in Gestational Diabetes”. Gynecology Obstetrics &Amp; Reproductive Medicine 16 (2). Ankara, TR:70-74. https://gorm.com.tr/index.php/GORM/article/view/341.