Evidence of SARS-CoV-2 spike protein on retrieved thrombi from COVID-19 patients. - De Michele, Manuela; d'Amati, Giulia; Leopizzi, Martina; Iacobucci, Marta; Berto, Irene; Lorenzano, Svetlana; Mazzuti, Laura; Turriziani, Ombretta; Schiavo, Oscar G.; Toni, Danilo (Journal of Hematology & Oncology, 2022)