Forgerini, Marcela, Fabiana Varallo, Alice Oliveira, Tales Nadai, and Patrícia Mastroianni. “Assessment of the Adherence to and Costs of the Prophylaxis Protocol for Venous Thromboembolism”. Clinics 74 (May 24, 2019): e1143. Accessed September 22, 2020. https://www.revistas.usp.br/clinics/article/view/161441.