Patients with COVID-19 who experience a myocardial infarction have complex coronary morphology and high in-hospital mortality: primary results of a nationwide angiographic study - Abizaid, Alexandre; Campos, Carlos M; Guimaraes, Patricia O; Costa Junior, Jose de Ribamar Costa; Falcao, Breno A. A.; Mangione, Fernanda; Caixeta, Adriano; Caramelli, Bruno; Hajjar, Ludhmila Abrahão; Kalil Filho, Roberto (Catheterization and cardiovascular interventions, 2021)