"Great Lakes Region" 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.
The geographic area of the Great Lakes in general and when the specific state or states are not indicated. It usually includes Illinois, Indiana, Michigan, Minnesota, New York, Ohio, Pennsylvania, and Wisconsin.
This graph shows the total number of publications written about "Great Lakes Region" by people in this website by year, and whether "Great Lakes Region" was a major or minor topic of these publications.
To see the data from this visualization as text, click here.