A research journal article written by the researchers who conducted a study is a source of research review.

Descriptions of studies prepared by someone other than the investigators are considered sources.

A search strategy sometimes called "footnote chasing" is the approach.

A major resource for finding research reports are databases.

When doing an electronic database search, one often begins with one or more .

CINAHL is the most important bibliographic database for .

MEDLINE is a very important bibliographic database for health care around the world.

Examples of Boolean operators include and OR.

The controlled vocabulary used to code entries in is called MeSH.

The MEDLINE database can be accessed for free through .

If a researcher has been prominent in an area, it is useful to do an search.