Pew Research Center is a nonpartisan fact tank that informs the public about the issues, attitudes and trends shaping the world. Topics include generations & their viewpoints, social media, voting, race & ethnicity, immigration, gun control, housing and more. Read summary reports or full-length reports including survey data.

The Center’s latest survey research and analysis related to the COVID-19 pandemic.

PAEA is the only national organization representing physician assistant educational programs in the United States. Currently, all of the accredited programs in the country are members of the Association. PAEA provides services for faculty at its member programs, as well as to applicants, students, and other stakeholders.

The Physician Assistant History Society, Inc., is dedicated to the history and legacy of the physician assistant profession through the identification and collection of appropriate papers, manuscripts, magazine and newspaper clippings, newsletters, reports, dissertations, oral histories, and visual artifacts, such as films, slides, videos, photographs, and digital images.

PLOS is a peer-reviewed, open access publisher with 215,000+ articles in journals in biology, computational biology, genetics, medicine, neglected tropical diseases, and pathogens. These articles are free to access, reuse, and redistribute.

This is the official format for PNAS. See the Manuscript Format section and scroll down to References for details.

Search all of Proquest's databases simultaneously, including newspapers, business databases, and the research library, or select which databases, modules, or publications that you would like to include in a search. Available databases include: ABI/INFORM Dateline, ABI/INFORM Global, ABI/INFORM Trade & Industry, Accounting & Tax with Standards, Banking Information Source, Asian Business and Reference, Computing, Newspapers, Research Library, and Historical Newspaper Databases .

ProQuest Research Library provides access to a wide range of popular academic subjects, including arts, business, children, education, general interest, health, humanities, international, law, military, multicultural, psychology, sciences, social sciences, women's interest, and more. The database includes more than 3,950 scholarly journals, trade publications, magazines, and newspapers (with over 2,700 in full text) from 1971 forward.

Rhode Island's most well-known paper includes coverage from 1982 to present.

APA PsycARTICLES, from the American Psychological Association (APA), offers full-text, peer-reviewed scholarly and scientific articles in the field of psychology.
 

PsycINFO, from the American Psychological Association (APA), includes abstracts of scholarly journal articles, book chapters, books, and dissertations.
 

PubMed® comprises more than 32 million citations for biomedical literature from MEDLINE, life science journals, and online books. Citations may include links to full text content from PubMed Central and publisher web sites.

Information on corporate and individual taxes in over 150 territories worldwide.