PT - JOURNAL ARTICLE AU - Grainger, J. R. TI - Correct use of aerosol inhalers DP - 1977 Mar 19 TA - Canadian Medical Association Journal PG - 584--585 VI - 116 IP - 6 4099 - http://www.cmaj.ca/content/116/6/584.short 4100 - http://www.cmaj.ca/content/116/6/584.full SO - CMAJ1977 Mar 19; 116