Adding an esophagogastroduodenoscopy to a screening or surveillance colonoscopy detected upper-GI cancers and preneoplastic ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

Gastric cancer often develops through a gradual sequence of changes, beginning with superficial gastritis and advancing through chronic atrophic gastritis, intestinal metaplasia, and precancerous ...