ORGANIZATION OF OXYGEN THERAPY USING A NASAL MASK AND VENTURA MASK IN SEVERE PATIENTS WITH COVID-19 CORONA VIRUS INFECTION. Emergent: Journal of Educational Discoveries and Lifelong Learning (EJEDL) , [S. l.], v. 2, n. 08, p. 6–10, 2021. DOI: 10.17605/OSF.IO/N26VB. Disponível em: https://ejedl.academiascience.org/index.php/ejedl/article/view/124. Acesso em: 10 may. 2026.