Development from Helicobacter Pylori Infection,Gastritis and Gastric Intraepithelial Neoplasia to Gastric Cancer:an Individual-level Dynamic Study 
SUN Ke,XU Mengqing,CAO Chong,WANG Xiaojun,YIN Qihang,WANG Lijie,ZHANG Wenjie
Chinese General Practice . 2020, (16): 2025 -2029 .  DOI: 10.12114/j.issn.1007-9572.2020.00.076