RT Journal Article SR Electronic T1 Medication costs driving seniors to food banks JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E1536 OP E1537 DO 10.1503/cmaj.109-5521 VO 189 IS 49 A1 Paul Webster YR 2017 UL http://www.cmaj.ca/content/189/49/E1536.abstract