RT Journal Article SR Electronic T1 Chest CT imaging of an early Canadian case of COVID-19 in a 28-year-old man JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E455 OP E455 DO 10.1503/cmaj.200431 VO 192 IS 17 A1 Navneet Singh A1 Jennifer Fratesi YR 2020 UL http://www.cmaj.ca/content/192/17/E455.abstract AB