Abstracts, index, linked full-text, education (more...).
Articles, psychology, clinical, theory, research (more...).
Psychiatry, psychology, behavioral science resource (more...).
Discover is a great tool
Once you have some research perimeters set, it is advisable to leave Discover and conduct your search in one of the Discipline Specific Databases, or Subject Databases. Your results will be much more targeted, PLUS you gain some useful analytics to help you strengthen your research even more.