"Gastrectomy" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus, MeSH (Medical Subject Headings). Descriptors are arranged in a hierarchical structure, which enables searching at various levels of specificity.
MeSH information
Excision of the whole (total gastrectomy) or part (subtotal gastrectomy, partial gastrectomy, gastric resection) of the stomach. (Dorland, 28th ed)

This graph shows the total number of publications written about "Gastrectomy" by people in this website by year, and whether "Gastrectomy" was a major or minor topic of these publications.
Bar chart showing 5600 publications over 31 distinct years, with a maximum of 604 publications in 2018
To see the data from this visualization as text, click here.