Expression of Concern: Barańska, A.; Kanadys, W. Oral Contraceptive Use and Breast Cancer Risk for BRCA1 and BRCA2 Mutation Carriers: Systematic Review and Meta-Analysis of Case-Control Studies. Cancers 2022, 14, 4774
The Cancers Editorial Office is issuing this expression of concern to alert readers to concerns regarding the findings of the published manuscript [...].