{"version":"1.0","type":"link","title":"Regional variations in serum pepsinogen levels and their influencing factors: a multi-center cross-sectional study.","author_name":"Jiaojiao H 외","author_url":"https://prs-insight.online/author/Jiaojiao%20H","provider_name":"PRSinsight","provider_url":"https://prs-insight.online","thumbnail_url":"https://prs-insight.online/og/paper/121986","thumbnail_width":1200,"thumbnail_height":630}