F3 and COVID-19: It is tempting to speculate that, similar to influenza virus, the SARS‐CoV‐2‐induced pro‐inflammatory state may induce endothelial cells to express tissue factor, which in turn induces a pro‐coagulant state, microvascular leakage and pulmonary haemorrhage,63 all of which have been described in patients with severe COVID‐19.