Bulanik, Murat, Zeynep Ozcan Dag, Demet Demiray, Ersel Dag, and Yavuz Simsek. 2021. “Cerebral Sinus Thrombosis During Pregnancy Associated With Protein S Deficiency: Report of a Rare Case”. Annals of Medical Research 21 (4):0307-9. http://www.annalsmedres.org/index.php/aomr/article/view/1934.