Comparison of combined anticoagulant and aspirin treatment with isolated anticoagulant treatment in patients at risk for cardiovascular disease. Portuguese Journal of Family Medicine and General Practice, [S. l.], v. 23, n. 4, p. 478–9, 2007. DOI: 10.32385/rpmgf.v23i4.10393. Disponível em: https://rpmgf.pt/ojs/index.php/rpmgf/article/view/10393. Acesso em: 21 apr. 2026.