Database of Cochrane Collaboration systematic reviews healthcare evidence. Also includes databases of clinical trials, other systematic reviews, and review methodology.
A registry of federally and privately supported clinical trials conducted in the United States and around the world. Provides information about a trial's purpose, who may participate, locations, and phone numbers for more details.
The National Library of Medicine's (NLM) foremost biomedical and life sciences database. Includes citations and abstracts from MEDLINE, life sciences journals, and online books.
Citations to publications in statistics, probability, and related fields including fully indexed core statistics journals, partially indexed non-core journals, citations to books, proceedings, and more. Database will cease on December 31, 2019.
Cross-search multiple databases including the Arts & Humanities Citation Index, Science Citation Index, Social Sciences Citation Index, Book Citation Index, and Conference Proceedings Citation Index, as well as Chemical Indexes.