Powered air-purifying respirators used during the SARS-CoV-2 pandemic significantly reduce speech perceptionResearch Published on 2021-09-302022-10-31 Journal: Journal of Occupational Medicine and Toxicology (London, England) [Category] COVID-19, [키워드] Acoustic acute respiratory syndrome air-purifying respirator benefit clinically condition coronavirus coronavirus disease COVID-19 evaluate evaluated Face mask FFP3 respirator had no Hearing high-risk procedure in-ear Intervention limitation pandemic PAPR performed Personal protective equipment Powered air-purifying respirator PROTECT provided reduce Respirator Result SARS-CoV-2 SARS-CoV-2-positive patients significantly sound sound insulation subject supplementary material surgical the SARS-CoV-2 threshold torso Transmission upper airway were measured [DOI] 10.1186/s12995-021-00334-y PMC 바로가기 [Article Type] Research