Google Scholar

Google Scholar provides a simple way to broadly search for scholarly literature. From one place, you can search across many disciplines and sources: articles, theses, books, abstracts and court opinions, from academic publishers, professional societies, online repositories, universities and other web sites.

EMedicine

Clinical knowledge-based database for Physicians and other Healthcare professionals.

PubMed Central

This is a free full-text archive of biomedical and life sciences journal literature at the U.S. National Institutes of Health’s National Library of Medicine (NIH/NLM).

MedlinePlus

Produced by the National Library of Medicine, MedlinePlus provides information about the latest treatments, information on a drug or supplement, or view medical videos or illustrations. You can also get links to the latest medical research on your topic or find out about clinical trials on a disease or condition.