PT - JOURNAL ARTICLE AU - Cal Woodward TI - United States government grows a family health tree, helping people trace hand-me-down genetic risks AID - 10.1503/cmaj.090368 DP - 2009 Mar 31 TA - Canadian Medical Association Journal PG - 707--707 VI - 180 IP - 7 4099 - http://www.cmaj.ca/content/180/7/707.short 4100 - http://www.cmaj.ca/content/180/7/707.full SO - CMAJ2009 Mar 31; 180