What is NLM?
NLM is the National Library of Medicine, part of the National Institutes of Health (NIH), an agency of the Department of Health and Human Services. NLM is one of four national libraries (the are the Library of Congress, the National Agriculture Library, and the National Education Library). In contrast to the other three libraries, NLM is uniquely mandated by the United States Congress to collect and disseminate biomedical information. NLM is funded by Congress and is open to the public.