Primary signet-ring cell carcinoma of the urinary bladder ¿ A rare bladder tumor Xin Hong; Tian Wang; Qing Liu; Jianlong Bi; Hui Li;

Construction of prognostic nomogram based on the SEER database for esophageal cancer patients Xiying Cao; Bingqun Wu; Shaoming Guo; Weixiang Zhong; Zuxiong Zhang; Hui Li;

Skipping breakfast and physical fitness among school-aged adolescents Jingcen Hu; Zhifei Li; Sixuan Li; Hui Li; Sijia Wang; Shuyu Wang; Lei Xu; Delun Yang; Tiecheng Ruan; Hang Li; Shuo Han; Qinghai Gong; Liyuan Han;