TIP #1: SEED ARTICLE
Begin your research with a "seed article" - an article that strongly supports your research topic. Then use a citation database to follow the studies published by finding articles which have cited that article, either because they support it or because they disagree with it.
TIP #2: SNOWBALLING
Snowballing is the process where researchers will begin with a select number of articles they have identified relevant/strongly supports their topic and then search each articles' references reviewing the studies cited to determine if they are relevant to your research.
BONUS POINTS: This process also helps identify key highly cited authors within a topic to help establish the "experts" in the field.
Health Sciences Literature:
Following are core databases covering medicine, nursing, and biomedical research literature.
Subject Specific Databases
Depending on your topic, search the following databases to locate research on a specific topic area to help refine your search.
General in Scope Databases:
If your topic is broad, try the following multi-dicipline databases which will include scholarly research as well as articles from newspapers, wire feeds, trade publications, reports and conference papers and proceedings.
Tip: Click "Peer-Reviewed" to refine your search to only articles in scholarly publications.
Provide healthcare professionals brief informative point-of-care information based on evidence based medicine.
Drug Information Databases: