Prognostic impact of primary tumor sidedness in stage III colorectal cancer: real-world evidence from a Brazilian Cohort - Protasio, Bruno Medonca; Castria, Tiago Biachi de; Natalino, Renato; Mangone, Flavia R; Saragiotto, Daniel Fernandes; Sabbaga, Jorge; Hoff, Paulo Marcelo Gehm; Chammas, Roger (Clinical colorectal cancer, 2024)