https://www.selleckchem.com/pr....oducts/dl-alanine.ht
If the cumulative gastric cancer incidence in the low-risk group on the 3rd screening round is lower than that in the total screening group on the 2nd screening round, the screening interval can be expanded to 4 years in the low-risk group. To reduce mortality from gastric cancer, a high participation rate of the target population is required. The screening interval of endoscopic screening can be changed if the individual risks for infection are clarified. Our goal in this study is to obtain relevant data that can be used to improve