Submitted by hoffmanh on Fri, 02/05/2021 - 11:26 Return to: Negative Pressure Face Shield (NPFS) for Transnasal Laryngoscopy to Mitigate Dispersion of Bioaerosol in COVID Era see also: Negative Pressure Face Shield (NPFS) for Transnasal Laryngoscopy KTP Laser Treatment of Hemorrhagic Polyp in COVID Era