Portal vein thrombosis from C protein, protein S and antithrombin III deficits. Mediciencias UTA, [S. l.], v. 5, n. 2, p. 22–26, 2021. DOI: 10.31243/mdc.uta.v5i2.1081.2021. Disponível em: https://revistas.uta.edu.ec/index.php/medi/article/view/1081. Acesso em: 8 dec. 2025.