“Long-Term Persistence of High Anti-PF4 Antibodies Titer in a Challenging Case of AZD1222 Vaccine-Induced Thrombotic Thrombocytopenia”. Bleeding, Thrombosis and Vascular Biology 2, no. 2 (June 28, 2023). Accessed May 9, 2025. https://www.btvb.org/btvb/article/view/72.