PT - JOURNAL ARTICLE AU - Vogel, Lauren TI - Opening the gates on US government data AID - 10.1503/cmaj.109-3839 DP - 2011 Apr 19 TA - Canadian Medical Association Journal PG - E377--E378 VI - 183 IP - 7 4099 - http://www.cmaj.ca/content/183/7/E377.short 4100 - http://www.cmaj.ca/content/183/7/E377.full SO - CMAJ2011 Apr 19; 183