Depending on the database you are using, articles may be displayed in different formats:
- Index: Includes only the article citation (i.e., author, title, date, etc.). Neither a summary, nor the full-text of the article are available.
- Abstract: Includes the citation and a summary of the article's content. It does not include the full-text article.
- Full-text: Includes the citation and full-text article. This may be in HTML, .pdf, or both formats.
