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Introduction Facemasks are part of non-pharmaceutical interventions providing some breathing barrier to the mouth and nose that have been utilized for reducing the transmission of respiratory pathogens [1].
https://www.caja-pdf.es/2021/09/11/anexo3facemasks-in-the-covid/
11/09/2021 www.caja-pdf.es
Lately, concern was expressed about the possibility that carbon dioxide could build up in the mask over time, causing medical issues related to the respiratory system.
https://www.caja-pdf.es/2021/09/22/anexo4otmargeiss/
22/09/2021 www.caja-pdf.es
España Ariel JR Garnero Guglielmone Respiratory Therapist.
https://www.caja-pdf.es/2019/12/09/vmadultoscompendio/
09/12/2019 www.caja-pdf.es