Fuentes-Alvarez, R.; Alfaro-Ponce, M.; Alvarado, F.; Mora-Galvan, J. A.; Fuentes-Aguilar, R. Q.; Matehuala Moran, I. Full-Face Mask Adapter As COVID-19 Personal Protective Equipment: Design, Tests and Validation. IEEE LAT AM T 2021, 19, 986-993.