AUTHOR=Li Yuetian , Chen Shuai , Zhao Xuechun , Wang Quanyi TITLE=Case report: Two cases of pyloric adenomas with high-grade intraepithelial neoplasia at distinct locations JOURNAL=Frontiers in Immunology VOLUME=15 YEAR=2024 URL=https://www.frontiersin.org/journals/immunology/articles/10.3389/fimmu.2024.1485840 DOI=10.3389/fimmu.2024.1485840 ISSN=1664-3224