A common variant in BRCA2 is associated with both breast cancer risk and prenatal viability.
Healey CS, Dunning AM, Teare MD, Chase D, Parker L, Burn J, Chang-Claude J, Mannermaa A, Kataja V, Huntsman DG, Pharoah PD, Luben RN, Easton DF, and Ponder BA
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(DOI : 10.1038/81691)