PT - JOURNAL ARTICLE ED - , TI - How do you spell relief? S-C-R-A-T-C-H DP - 1997 Mar 01 TA - Canadian Medical Association Journal PG - 628--628 VI - 156 IP - 5 4099 - http://www.cmaj.ca/content/156/5/628.4.short 4100 - http://www.cmaj.ca/content/156/5/628.4.full SO - CMAJ1997 Mar 01; 156