Government Documents and Online Resources

"The National Library of Medicine (NLM), on the campus of the National Institutes of Health in Bethesda, Maryland is the world’s largest biomedical library. NLM maintains and makes available a vast print collection and produces electronic information resources on a wide range of topics."

"As the nation’s health protection agency, CDC saves lives and protects people from health threats. To accomplish its mission, CDC conducts critical science and provides health information such as key health statistics."

PubMed comprises over 24 million citations for biomedical literature from MEDLINE, life science journals, and online books.