Cohort Study | Contralateral breast cancer risk among carriers of germline pathogenic variants in ATM, BRCA1, BRCA2, CHEK2, and PALB2 13 Jan, 2023 | 13:14h | UTC Contralateral Breast Cancer Risk Among Carriers of Germline Pathogenic Variants in ATM, BRCA1, BRCA2, CHEK2, and PALB2 – Journal of Clinical Oncology Commentary: Incidence of Contralateral Breast Cancers Among Pathogenic Variant Carriers Could Guide Management Decisions – ASCO Daily News