Health Services Research Information Central (HSRIC) is a web portal and current awareness service of information on health services research. Alerts the communities to meetings, webinars, new web-born reports (analyses, statistics), datasets, and general news. Currently contains over 3,000 items.

This resource was retired on September 14, 2021 and is no longer updated.

The Health Services Research Projects in Progress (HSRProj) was a dataset of ongoing health services research and public health projects containing descriptions of research in progress funded by federal and private grants and contracts.

Health Services Research Projects in Progress (HSRProj) is a database of health services research and public health projects in progress, related to research in quality, cost, and access to health care. Includes behavioral health research and public health research. Currently includes over 38,000 projects with information back to the 1990s.

This resource was retired on September 14, 2021 and is no longer updated.

HMD Finding Aids is the central access point for electronic finding aids provided by the Archives and Modern Manuscripts and Prints and Photographs collections.

Images from the History of Medicine (IHM) in NLM Digital Collections provides online access to images from the historical collections of the U.S. National Library of Medicine. IHM includes image files of a wide variety of visual media including fine art, photographs, engravings, and posters that illustrate the social and historical aspects of medicine dating from the 15th to 21st century.

IndexCat provides access to the digitized version of the printed Index-Catalogue of the Library of the Surgeon General's Office; eTK for medieval Latin texts; and eVK2 for medieval English texts; along with links to other selected NLM resources.

This version of LactMed data is no longer updated. Current LactMed data is available on Bookshelf.

The LactMed database contains information on drugs and other chemicals to which breastfeeding mothers may be exposed. It includes information on the levels of such substances in breast milk and infant blood, and the possible adverse effects in the nursing infant. Suggested therapeutic alternatives to those drugs are provided, where appropriate. All data are derived from the scientific literature and fully referenced. A peer review panel reviews the data to assure scientific validity and currency.

The Learning Resources Database is a catalog of interactive tutorials, videos, online classes, finding aids, and other instructional resources on National Library of Medicine (NLM) products and services. Resources may be available for immediate use via a browser or downloadable for use in course management systems.

LinkOut is a service that allows you to link directly from PubMed and other NCBI databases to a wide range of information and services beyond the NCBI systems. LinkOut aims to facilitate access to relevant online resources in order to extend, clarify, and supplement information found in NCBI databases.

Third parties can link directly from PubMed and other Entrez database records to relevant Web-accessible resources beyond the Entrez system. Includes full-text publications, biological databases, consumer health information and research tools.

The List of Serials Indexed for Online Users (LSIOU) provides bibliographic information for all journals whose articles were ever indexed over time with the MeSH® vocabulary and cited in MEDLINE®, the backbone of the NLM PubMed® database. It includes titles that ceased publication, changed titles, or are no longer indexed. More detailed bibliographic data and information about indexing coverage for serials cited in MEDLINE/PubMed can be found in LocatorPlus Catalog®, the NLM online catalog, and the NLM Catalog, an Entrez database.