Dosimetric and clinical predictors for radiation esophagitis in patients with breast cancer undergoing conventional fractionated regional nodal irradiation: A prospective study. - Wang DQ; Shen DX; Han N; Lu YF; Yang WF; Tie J; Hou XR; Wang XH; Zhong YH; Yu XL; Zhong QZ; Zhang J; et al. (International journal of cancer, 2026)