"Portography" 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.
Examination of the portal circulation by the use of X-ray films after injection of radiopaque material.
This graph shows the total number of publications written about "Portography" by people in Harvard Catalyst Profiles by year, and whether "Portography" was a major or minor topic of these publication.
To see the data from this visualization as text, click here.