PT - JOURNAL ARTICLE ED - , TI - Gene effects in environmentally determined subgroups DP - 2004 Aug 01 TA - Journal of Medical Genetics PG - 628--628 VI - 41 IP - 8 4099 - http://jmg.bmj.com/content/41/8/628.short 4100 - http://jmg.bmj.com/content/41/8/628.full SO - J Med Genet2004 Aug 01; 41