A novel nomogram containing acute radiation esophagitis predicting radiation pneumonitis in thoracic cancer receiving radiotherapy. - Tang, Wenjie; Li, Xiaolin; Yu, Haining; Yin, Xiaoyang; Zou, Bing; Zhang, Tingting; Chen, Jinlong; Sun, Xindong; Liu, Naifu; Yu, Jinming; Xie, Peng (BMC Cancer, 2021)