TY - JOUR T1 - Countering more virulent SARS-CoV-2 variants will require a smarter pandemic response JF - Canadian Medical Association Journal JO - CMAJ SP - E1633 LP - E1634 DO - 10.1503/cmaj.211656 VL - 193 IS - 42 AU - Kirsten Patrick Y1 - 2021/10/25 UR - http://www.cmaj.ca/content/193/42/E1633.abstract ER -