Take a look at this article about Bipolar Disorder in the Encyclopedia of Women's Health.
If your assignment requires Original /Empirical /Primary Research, consider using the Advanced Search feature of the selected database and add the following key terms to your search to delete the type of peer-reviewed articles that you do not need:
NOT (literature review or review of the literature or overview or systematic review or meta analysis or case study or review or editorial or brief report)
Identifying what is Primary Research can be challenging at first. Please reach out for help if you are finding it to be difficult.
Full-text coverage of information in many areas of academic study, including archaeology, area studies, astronomy, biology, chemistry, civil engineering, electrical engineering, ethnic and multicultural studies, food science and technology, general science, geography, geology, law, mathematics, mechanical engineering, music, physics, psychology, religion and theology, women's studies, and other fields.
Child Development & Adolescent Studies provides references to the current and historical literature related to growth and development of children through the age of 21.