Araújo, D.C.M. et al. 2026. Sentinel lymph node biopsy versus no axillary surgery in early breast cancer clinically and ultrasonographically node-negative: A prospective randomized controlled trial – venus trial early results after 3.5 years of study inception. Mastology. 33, suppl.1 (Mar. 2026). DOI:https://doi.org/10.29289/259453942023V33S1008.