High frequency of antiphospholipid antibodies in critically ill COVID‐19 patients: a link with hypercoagulability?. (13th July 2020) - Pineton de Chambrun, M.; Frere, C.; Miyara, M.; Amoura, Z.; Martin‐Toutain, I.; Mathian, A.; Hekimian, G.; Combes, A.