Chemoradiotherapy and transanal endoscopic surgery versus transanal endoscopic surgery alone in T1N0M0 rectal cancer: a multicenter, randomized, controlled, phase III clinical trial (TAUTEM-T1 study). - Serra-Aracil X; Nonell A; Gener-Jorge C; Pericay C; Golda T; Kreisler E; Espin-Basany E; Pallisera A; Badia-Closa J; Espina B; Borda-Arrizabalaga N; Reina A; et al. (International journal of colorectal disease, 2026)