23 Durocher Durocher F F Tonin Tonin P P Shattuck-Eidens Shattuck-Eidens D D Skolnick Skolnick M M Narod Narod SA SA Simard Simard J J Mutation analysis of the BRCA1 gene in 23 families with cases of cancer of the breast, ovary, and multiple other sites Mutation analysis of the BRCA1 gene in 23 families with cases of cancer of the breast, ovary, and multiple other sites J Med Genet J Med Genet 1996 1996 33 33 814 814 819 819 10.1136/jmg.33.10.814 10.1136/jmg.33.10.814 8933332 8933332. Here, BRCA1 is linked to breast cancer.