RT Journal Article SR Electronic T1 Methadone is methadone JF Canadian Family Physician JO Can Fam Physician FD The College of Family Physicians of Canada SP 81 OP 84 DO 10.46747/cfp.670281_3 VO 67 IS 2 A1 Denise J. Denning YR 2021 UL http://www.cfp.ca/content/67/2/81.4.abstract AB