RT Journal Article SR Electronic T1 Confronting the COVID-19 surgery crisis: time for transformational change JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E585 OP E586 DO 10.1503/cmaj.200791 VO 192 IS 21 A1 Urbach, David R. A1 Martin, Danielle YR 2020 UL http://www.cmaj.ca/content/192/21/E585.abstract