Use LocatorPlus Catalog, the catalog for the National Library of Medicine's collection, to find books and journals there. Follow the prompts that appear.
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.
The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.