"Mass Media" 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.
Instruments or technological means of communication that reach large numbers of people with a common message: press, radio, television, etc.
Below are MeSH descriptors whose meaning is more general than "Mass Media".
Below are MeSH descriptors whose meaning is more specific than "Mass Media".
This graph shows the total number of publications written about "Mass Media" by people in this website by year, and whether "Mass Media" was a major or minor topic of these publications.
To see the data from this visualization as text, click here.