ASSESSMENT OF VITAMIN B12 AND HOMOCYSTEINE LEVELS IN PREGNANT WOMEN ADMITTED FOR DELIVERY AND CORD BLOOD SAMPLES OF THEIR NEWBORN BABIES: A MULTICENTER STUDY Zeynep Yildiz Yildirmak; Dildar Bahar Genç; Alev Kural; Veli Mihmanli; Suleyman Salman; Keziban Do¿an; Mehmet Ali Çiftçi; Nazli Doktur Efeo¿lu; Aliye Erdo¿an; Necirvan Cagdas Caltek; Emre Ozgen; Ebru Kale;