RT Journal Article SR Electronic T1 Pressurized metered-dose inhalers and their impact on climate change JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E460 OP E460 DO 10.1503/cmaj.211747 VO 194 IS 12 A1 Fidler, Lee A1 Green, Samantha A1 Wintemute, Kimberly YR 2022 UL http://www.cmaj.ca/content/194/12/E460.abstract