NUsearch is the main search tool for Northwestern University Library, combining the library catalog with a wealth of other databases and online collections.

the ultimate methods library with more than 1000 books, reference works, journal articles, and instructional videos by world-leading academics from across the social sciences, including the largest collection of qualitative methods books available online from any scholarly publisher. – Publisher

A tool to help researchers discover the most relevant protocols and methods. It brings together content from SpringerProtocols, Nature Methods, Nature Protocols and Protocol Exchange.

PubMed was developed by the National Center for Biotechnology Information (NCBI). It was developed in conjunction with publishers of biomedical literature as a search tool for accessing literature citations and linking to full-text journals at web sites of participating publishers.

PLoS Medicine is an international, multidisciplinary medical journal that publishes outstanding human studies that substantially enhance the understanding of human health and disease. PLoS Medicine aims to promote translation of basic research into clinical investigation, and of clinical evidence into practice. PLoS Medicine encourages papers that cross disciplines.

A collection of databases that contain high-quality, independent evidence to inform healthcare decision-making. Includes Cochrane Reviews (systematic reviews), Clinical Answers, and a searchable registister of randomized and quasi-randomized controlled trials.

CINAHL is the authoritative resource for nursing and allied health professionals, students, educators and researchers It provides indexing for over 1,200 nursing journals and publications dating back to 1982.

Embase is a major biomedical and pharmaceutical database indexing international journals in the fields of drug research, pharmacology, pharmaceutics, toxicology, clinical and experimental human medicine, health policy and management, public health, occupational health, environmental health, drug dependence and abuse, psychiatry, forensic medicine, and biomedical engineering/instrumentation.

Cheetah is the legal research platform from Wolters Kluwer that replaces the CCH Intelliconnect platform.
Provides full-text access to law, regulations and compliance guidance materials in many areas of legal practice including health care and Medicaid/Medicare, life sciences (FDA), product liability (CPSC).

Nexis Uni features news, business and legal sources from LexisNexis, including U.S. Supreme Court decisions dating back to 1790, with an intuitive interface that offers quick discovery across all content types.

This multidisciplinary database provides access to articles from journals, magazines, and reference sources across all subject areas. Coverage is primarily from 1980 to the present, with some older content.

A database for scientific research that contains the full text of more than 1000 Elsevier Science journals in the life, physical, medical, technical, and social sciences available throught the Internet. Contains abstracts and articles from the core journals in major scientific disciplines. The journals are arranged under subject areas for topical navigation.

Scopus is the largest abstract and citation database, including peer-reviewed titles from international publishers, Open Access journals, conference proceedings, trade publications, quality web sources. Subject coverage : Chemistry, Physics, Mathematics and Engineering ; Life and Health Sciences ; Social Sciences, Psychology and Economics ; Biological, Agricultural and Environmental Sciences

Multidisciplinary coverage of over 10,000 journals in the sciences, social sciences, and arts and humanities, as well as published proceedings for over 12,000 conferences per year, and over 50,000 scholarly books.Powerful tools allow you to search and see what articles in the database have cited a particular work, as well as perform other analytics.