TY - JOUR T1 - Working in a bubble: How can businesses reopen while limiting the risk of COVID-19 outbreaks? JF - Canadian Medical Association Journal JO - CMAJ DO - 10.1503/cmaj.201582 SP - cmaj.201582 AU - Jeffrey Shaw AU - Troy Day AU - Nadia Malik AU - Nancy Barber AU - Hayley Wickenheiser AU - David N. Fisman AU - Isaac Bogoch AU - John I. Brownstein AU - Tyler Williamson Y1 - 2020/01/01 UR - http://www.cmaj.ca/content/early/2020/09/29/cmaj.201582.abstract ER -