The previous page is sending you to https://www.semanticscholar.org/paper/Serum-pepsinogen-and-gastric-cancer-screening.-Mukoubayashi-Yanaoka/d7bcdeceda0dcc032edd9b9aaf1ea1d67b68fd4f/figure/4.

 If you do not want to visit that page, you can return to the previous page.