PT - JOURNAL ARTICLE AU - Seema Marwaha TI - Lia Mattacchione AID - 10.1503/cmaj.210525 DP - 2021 Apr 12 TA - Canadian Medical Association Journal PG - E530--E530 VI - 193 IP - 15 4099 - http://www.cmaj.ca/content/193/15/E530.short 4100 - http://www.cmaj.ca/content/193/15/E530.full SO - CMAJ2021 Apr 12; 193