Analysis of PD-1/PD-L1 variations in lung cancer and association with immunotherapeutic efficacy and prognosis: A nonrandomized controlled trial Jun Ma; JianRui Song; LiNa Han; Wen Zhou; LiFeng Meng; JianHui Li; XiaoMing Bai;

Serum procalcitonin as a marker of neonatal intrahepatic cholestasis caused by citrin deficiency (NICCD) Tao Jiang; Wen-Xian Ouyang; Yan-Fang Tan; Ying Yu; Xiao-Mei Qin; Hai-Yan Luo; Lian Tang; Hui Zhang; Shuang-Jie Li;

Overexpression of serum extracellular vesicle microRNA-215-5p is associated with early tumor recurrence and poor prognosis of gastric cancer Yunfei Zhang; Fengchang Huang; Ning Xu; Jin Wang; Dan Li; Liang Yin;