Phase II, single-arm trial of preoperative short-course radiotherapy followed by chemotherapy and camrelizumab in locally advanced rectal cancer ================================================================================================================================================ * Zhenyu Lin * Ming Cai * Peng Zhang * Gang Li * Tao Liu * Xin Li * Kailin Cai * Xiu Nie * Jing Wang * Junli Liu * Hongli Liu * Weikang Zhang * Jingbo Gao * Chuanqing Wu * Linfang Wang * Jun Fan * Lan Zhang * Zheng Wang * Zhiguo Hou * Chi Ma * Kunyu Yang * Gang Wu * Kaixiong Tao * Tao Zhang