RT Journal Article SR Electronic T1 COVID-19: minimising risk to healthcare workers during aerosol-producing respiratory therapy using an innovative constant flow canopy JF European Respiratory Journal JO Eur Respir J FD European Respiratory Society SP 2001017 DO 10.1183/13993003.01017-2020 VO 55 IS 5 A1 Yochai Adir A1 Ori Segol A1 Dmitry Kompaniets A1 Hadas Ziso A1 Yechiam Yaffe A1 Irina Bergman A1 Erez Hassidov A1 Arieh Eden YR 2020 UL http://erj.ersjournals.com/content/55/5/2001017.abstract AB