BARD1 and breast cancer: A meta-analysis of the c.1670G>C; p.Cys557Ser variant in 11,870 BC cases and 7687 controls, from Nordic, Australian, Canadian, Russian, English, and Polish populations, concluded that carriers of this BARD1 variant have a low risk for BC (OR 1.14, 95%CI 0.94–1.34, p = 0.13) [135].