Additional file 1 of Whole-exome sequencing of BRCA-negative breast cancer patients and case–control analyses identify variants associated with breast cancer susceptibility

Additional file 1: Fig. S1. Detailed distribution of age at breast cancer diagnosis and family history. Patients with age of diagnosis above 40 years of age but who are without a family history of any cancer, and patients with both age of diagnosis ≤ 40 years of age and also > 40 years of age; had bilateral breast cancer.