RT Journal Article SR Electronic T1 Addressing cost-related barriers to prescription drug use in Canada JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 276 OP 280 DO 10.1503/cmaj.121637 VO 186 IS 4 A1 Tang, Karen L. A1 Ghali, William A. A1 Manns, Braden J. YR 2014 UL http://www.cmaj.ca/content/186/4/276.abstract