CINAHL is the world's most comprehensive source of full text for nursing and allied health journals, including dental hygiene. The video below provides an overview of some of the features of the database. Follow the example in the video and see how to run a search in CINAHL and filter your results.
CINAHL video series:
Trying to make sense of logic grids, database searching and subject headings?
Spend a bit of time watching these short videos.. trust me, the time will be well spent!