TY - JOUR T1 - Holding on JF - Canadian Medical Association Journal JO - CMAJ SP - E879 LP - E880 DO - 10.1503/cmaj.220148 VL - 194 IS - 25 AU - Anita Cheng Y1 - 2022/06/27 UR - http://www.cmaj.ca/content/194/25/E879.abstract ER -