Ferreira, J.F.B. et al. 2026. Absence of allelic variants in the BRCA1 gene of northern Brazilian breast cancer patients who met criteria for hereditary predisposition: a transversal study. Revista Contexto & Saúde. 26, 51 (jul. 2026), e16745. DOI:https://doi.org/10.21527/2176-7114.2026.51.16745.