Duizith, A.B.B., Corrêa, A.C. da C., Assef, E.T., Karvat, J.G.V., Costa, J.H. e S., Gunther, M.G. and Magalhães, M.C.F. 2026. Triple-Negative Mucinous Breast Carcinoma: A Case Report. Brazilian Journal of Case Reports. 6, 1 (Jan. 2026), bjcr154. DOI:https://doi.org/10.52600/2763-583X.bjcr.2026.6.1.bjcr154.