[\'Department of Anaesthesia and Pain Management, Royal Melbourne Hospital, Parkville, Australia.\', \'University of Melbourne, Parkville, Australia.\']
A randomised crossover study to compare the user seal check and quantitative fit test between two types of duckbill N95 particulate respirator masks: The Halyard Fluidshield® N95 and the BSN Medical ProShield® N-95 particulate respirator masks.