Mapping Topics in Bioethics
This network study examines co-occurrence of keywords in bioethics articles from 1970–2010. Articles are selected from the PubMed database, which contains over 22.1 million references on the life sciences and biomedical topics organized by Medical Subject Headings (MeSH) vocabulary. Our network represents over 66 million keyword co-occurrences in 123,794 articles, examining high-level topic areas in the field.