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Possible pathophysiologic mechanism of postoperative bleeding in patients with COVID-19 undergoing cardiac surgery. ACE II-R, angiotensin-converting enzyme II receptor; CPB, cardiopulmonary bypass; DIC, disseminated intravascular coagulation.11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30
