NIÑO MEZA, O. J. DOCUMENT FOR THE COPYRIGHT CESSION AND GUARANTEES. MedUNAB, [S. l.], v. 18, n. 2, p. 156, 2015. Disponível em: https://revistas.unab.edu.co/index.php/medunab/article/view/2523. Acesso em: 2 may. 2024.