DA SILVA, A. M. H.; Romagnolo, L. G.; Ferreira, F. C.; Belmonte, E. de A.; de Souza, L. A. .; Dovigo, L.; Oliveira Alves, M. C.; Farah, A. F. .; de Carvalho, J. . Splitting Ventilator Valve Concept Used In The COVID-19 Treatment Through Additive Manufacturing Technique. IEEE LAT AM T 2021, 19, 970-977.