PNAS is one of the largest and most-cited multidisciplinary scientific journals in the world, publishing exceptional research across the biological, physical, and social sciences.
PNAS, established in 1914 as the peer-reviewed journal of the National Academy of Sciences, has been at the forefront of scientific research for over a century. It publishes more than 3,500 research articles annually and reaches millions of researchers globally. PNAS is known for its rapid, high-quality peer review, with an average full review time of just 47 days and most articles publishing within six months of submission.
IEEE Xplore is the online library of IEEE publications and standards, covering all fields of engineering, technology, and computing. It provides access to over six million full-text documents, including journals, conference proceedings, standards, books, and educational courses.
Taylor & Francis is a leading academic publisher specializing in journals and books across various disciplines, including psychology, mental health, and behavioral sciences.
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.