PT - JOURNAL ARTICLE AU - Duong, Diana TI - Calls for masking in schools as respiratory infections overwhelm children’s hospitals AID - 10.1503/cmaj.1096028 DP - 2022 Dec 05 TA - Canadian Medical Association Journal PG - E1619--E1620 VI - 194 IP - 47 4099 - http://www.cmaj.ca/content/194/47/E1619.short 4100 - http://www.cmaj.ca/content/194/47/E1619.full SO - CMAJ2022 Dec 05; 194