National Institute of Health (NIH) A part of the U.S. Department of Health and Human Services, NIH is the largest biomedical research agency in the world.
The New England Journal of Medicine (NEJM) is a weekly medical journal published by the Massachusetts Medical Society. It is among the most prestigious peer-reviewed medical journals as well as the oldest continuously published one.
The Journal of the American Medical Association (JAMA) is a peer-reviewed medical journal published 48 times a year by the American Medical Association. It publishes original research, reviews, and editorials covering all aspects of the biomedical sciences.