PT - JOURNAL ARTICLE AU - Messer, Benjamin AU - Armstrong, Alison Dawn AU - Lane, Nicholas David AU - Robb, Ali AU - Bullock, Robert Edward TI - Exhaled gases and the potential for cross-infection <em>via</em> noninvasive ventilation machines AID - 10.1183/23120541.00109-2022 DP - 2022 Jul 01 TA - ERJ Open Research PG - 00109-2022 VI - 8 IP - 3 4099 - http://openres.ersjournals.com/content/8/3/00109-2022.short 4100 - http://openres.ersjournals.com/content/8/3/00109-2022.full SO - erjor2022 Jul 01; 8