The primary database for finding journal articles in psychology is PsycNET.
In addition to the above databases, consider using databases from other disciplines when they are appropriate for your topic.
If your topic involves school-age children, consider the ERIC database.
MEDLINE provides authoritative medical information on medicine, nursing, dentistry, veterinary medicine, the health care system, pre-clinical sciences, and much more. Created by the National Library of Medicine, MEDLINE uses MeSH (Medical Subject Headings) indexing with tree, tree hierarchy, subheadings and explosion capabilities to search citations from over 5,400 current biomedical journals.
The Cochrane Library is a collection of six databases that contain different types of high-quality, independent evidence to inform healthcare decision-making, and a seventh database that provides information about Cochrane groups. Includes full-text Cochrane systematic reviews.