NIÑO MEZA, Oscar Javier. DOCUMENT FOR THE COPYRIGHT CESSION AND GUARANTEES. MedUNAB, [S. l.], v. 18, n. 2, p. 156, 2015. DOI: 10.29375/01237047.2523. Disponível em: https://revistas.unab.edu.co/medunab/article/view/2523. Acesso em: 4 ago. 2026.