RT Journal Article SR Electronic T1 Natural health products, complementary and alternative medicine, and Health Canada JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E1268 OP E1268 DO 10.1503/cmaj.733307 VO 189 IS 40 A1 Wong, H.C. George YR 2017 UL http://www.cmaj.ca/content/189/40/E1268.abstract AB