In their letter to the editor, Bowles et al. (July 16 issue) 1 report on a study in which 20% of the patients with Covid-19 had a prolonged activated partial-thromboplastin time (aPTT), and in 31 of ...
Antiphospholipid antibody syndrome (APS) is an autoimmune disorder associated with thrombotic conditions and is regarded to be the most important acquired risk factor for vascular thrombosis, ...