D Sgarabotto, F Vianello, F Scano, PM Stefani, R Sartori, and A Girolami. 1998. “Clinical and Laboratoristic Remission After Cryosupernatant Plasma Exchange in Thrombotic Thrombocytopenic Purpura”. Haematologica 83 (6). Pavia, Italy, 569-70. https://haematologica.org/article/view/1134.