CHACHAIMA-MAR, Jorge; PÉREZ-CASTILLA, Jesus. Elastomeric respirators: an alternative in times of pandemic COVID 19. Anales de la Facultad de Medicina, [S. l.], v. 81, n. 2, 2020. DOI: 10.15381/anales.v81i2.17801. Disponível em: https://revistasinvestigacion.unmsm.edu.pe/index.php/anales/article/view/17801.. Acesso em: 17 jul. 2024.