PT - JOURNAL ARTICLE AU - P. G. Erickson TI - Reducing the harm of adolescent substance use DP - 1997 May 15 TA - Canadian Medical Association Journal PG - 1397--1399 VI - 156 IP - 10 4099 - http://www.cmaj.ca/content/156/10/1397.short 4100 - http://www.cmaj.ca/content/156/10/1397.full SO - CMAJ1997 May 15; 156