Venous Thromboembolism and Mild Thrombocytopenia after ChAdOx1 nCoV-19 Vaccination - Gabarin, Nadia; Patterson, Sarah; Pai, Menaka; Afzaal, Tamoor; Nazy, Ishac; Sheppard, Jo-Ann I.; Arnold, Donald M.; Warkentin, Theodore E. (Thrombosis and Haemostasis, 2021)