Panovska-Stavridis, Irina. “A Rare Case of Superior Ophthalmic Vein Thrombosis and Thrombocytopenia Following ChAdOx1 NCoV-19 Vaccine Against SARS-CoV-2: Ophthalmic Vein Thrombosis Following Covid”. Mediterranean Journal of Hematology and Infectious Diseases 13, no. 1 (June 28, 2021): e2021048. Accessed December 5, 2021. https://mjhid.org/index.php/mjhid/article/view/4683.