RT Journal Article SR Electronic T1 Ratio of female to male offspring of women tested for BRCA1 and BRCA2 mutations JF Journal of Medical Genetics JO J Med Genet FD BMJ Publishing Group Ltd SP e103 OP e103 DO 10.1136/jmg.2004.019687 VO 41 IS 8 A1 K Kotar A1 J-S Brunet A1 P Møller A1 L Hugel A1 E Warner A1 J McLaughlin A1 N Wong A1 S A Narod A1 W D Foulkes YR 2004 UL http://jmg.bmj.com/content/41/8/e103.abstract AB