PT - JOURNAL ARTICLE AU - Margot Andresen TI - Accutane registry compulsory in US, but not Canada AID - 10.1503/cmaj.060531 DP - 2006 Jun 06 TA - Canadian Medical Association Journal PG - 1701--1701 VI - 174 IP - 12 4099 - http://www.cmaj.ca/content/174/12/1701.short 4100 - http://www.cmaj.ca/content/174/12/1701.full SO - CMAJ2006 Jun 06; 174