Other Free Resources

• BioMed Central
• Provider: BioMed Central
• Contents: Full text/indexing and abstracts
• Descriptions: All the research published by BioMed Central's more than 160 journals is open access, but BioMed Central also provides access to various additional products and services that require a subscription. All original research articles published by BioMed Central are made freely and permanently accessible online immediately upon publication. BioMed Central views open access to research as essential in order to ensure the rapid and efficient communication of research findings.

• ClinicalTrials.gov
• Provider: National Institutes of Health/National Library of Medicine
• Contents: Full text
• Descriptions: Contains approximately 29,500 clinical studies sponsored by the National Institutes of Health, other federal agencies, and private industry. Studies listed in the database are conducted in all 50 States and in over 130 countries. Provides regularly updated information about federally and privately supported clinical research in human volunteers, including information about a trial's purpose, who may participate, locations, and phone numbers for more details.

• CRISP (Computer Retrieval of Information on Scientific Projects)
• Provider: National Institutes of Health
• Contents: Abstracts
• Descriptions: Provides information on federally funded biomedical research projects conducted at universities, hospitals, and other research institutions. The database, maintained by the Office of Extramural Research at the National Institutes of Health, includes projects funded by the National Institutes of Health (NIH), Substance Abuse and Mental Health Services (SAMHSA), Health Resources and Services Administration (HRSA), Food and Drug Administration (FDA), Centers for Disease Control and Prevention (CDCP), Agency for Health Care Research and Quality (AHRQ), and Office of Assistant Secretary of Health (OASH). Provides information on scientific concepts and emerging trends and techniques and helps identify specific projects and/or investigators.

• Directory of Open Access Journals
• Provider: Lund University Libraries, Sweden
• Contents: Indexing and abstracts
• Descriptions: Consistently updated list of open access journals; covers all open access scientific and scholarly journals that use a quality control system to guarantee the content.

• Entrez Cross-Database Search
• Provider: National Center for Biotechnology Information
• Contents: Indexing and abstracts, full-text articles, and sequencing data
• Descriptions: Integrated, text-based search and retrieval system used at the National Center for Biotechnology Information for the major databases, including PubMed, Nucleotide and Protein Sequences, Protein Structures, Complete Genomes, Taxonomy, and others. Entrez integrates the scientific literature, DNA and protein sequence databases, 3D protein structure and protein domain data, population study datasets, expression data, assemblies of complete genomes, and taxonomic information into a tightly interlinked system.

• Genetics Home Reference
• Provider: National Library of Medicine
• Contents: Full text, including summaries, the illustrated Help Me Understand Genetics Handbook, and a glossary
• Descriptions: The National Library of Medicine's web site for consumer information about genetic conditions and the genes or chromosomes responsible for those conditions. Includes condition, gene, and chromosome summaries, the Help Me Understand Genetics Handbook (with basic explanations of how genes work, genetic testing, and the Human Genome Project) and a glossary of genetic and medical terms.

• MedlinePlus
• Provider: National Library of Medicine
• Contents: Full text
• Descriptions: Provides information from the National Institutes of Health and other trusted sources on over 700 diseases and conditions; includes lists of hospitals and physicians, a medical encyclopedia and a medical dictionary, health information in Spanish, extensive information on prescription and nonprescription drugs, health information from the media, and links to thousands of clinical trials.

• Medscape
• Provider: WebMD
• Contents: Full text
• Descriptions: Original, professional medical content, including review articles, journal commentary, expert columns, patient education articles, book reviews, and more than 850 online CME activities. Requires free registration.

• Merck Manual of Diagnosis and Therapy, The
• Provider: Merck
• Contents: Full text electronic book
• Descriptions: Standard text in the field of diagnosis and therapy, freely available on the Internet.

• National Reference Center for Bioethics Literature
• Provider: Kennedy Institute of Ethics
• Contents: Indexing and abstracts/bibliographies
• Descriptions: Provides a single service point to: search for books and articles; request a custom bibliography; retrieve a bibliography on a bioethics topic; and find publications, organizations, and links.

• PDQ Cancer Database
• Provider: National Cancer Institute
• Contents: Full text
• Descriptions: Contains peer-reviewed summaries on cancer treatment, screening, prevention, genetics, and supportive care, and complementary and alternative medicine; a registry of more than 4,000 open and 15,000 closed cancer clinical trials from around the world; and directories of physicians, professionals who provide genetics services, and organizations that provide cancer care.

• PubChem
• Provider: National Library of Medicine and National Center for Biotechnology Information
• Contents: Chemical compound structures and substance and bioassay records
• Descriptions: Provides information on the biological activities of small molecules and is a component of NIH's Molecular Libraries Roadmap Initiative; includes substance information, compound structures, and bioactivity data in three primary databases, PCSubstance, PCCompound, and PCBioAssay. PCSubstance contains more than 12 million records; PCCompound contains more than 7 million unique structures; and PCBioAssay contains more than 200 bioassays, with each bioassay containing a various number of data points

• Public Library of Science (PLoS)
• Provider: Public Library of Science
• Contents: Full text
• Descriptions: In 2003, PLoS launched a nonprofit scientific and medical publishing venture that provides scientists and physicians with high-quality, high-profile journals in which to publish their most important work; under the open access model, PLoS journals are immediately available online, with no charges for access and no restrictions on subsequent redistribution or use, as long as the author(s) and source are cited, as specified by the Creative Commons Attribution License.

• PubMed
• Provider: National Library of Medicine
• Contents: Bibliographic citations with links to journals owned by the Library
• Descriptions: Provides access to citations from the biomedical literature, including bibliographic information from MEDLINE, covering the fields of medicine, nursing, dentistry, veterinary medicine, the health care system, and the preclinical sciences; MEDLINE contains bibliographic citations and author abstracts from more than 4,800 biomedical journals published in the United States and 70 other countries. The database contains over 14 million citations dating back to the mid-1960's . Coverage is worldwide, but most records are from English-language sources or have English abstracts.

• PubMed Bookshelf
• Provider: National Library of Medicine/National Center for Biotechnology Information
• Contents: Full text electronic books
• Descriptions: In collaboration with authors and publishers, the National Center for Biotechnology Information (NCBI) is adapting biomedical books for the web; the books may be accessed in two ways: (1) they may be searched directly or (2) they can be found through links to PubMed abstracts. The majority of the links are between the books and PubMed. In the future, more links will be made between the books and other types of information, such as gene and protein sequences and macromolecular structures.

• PubMed Central
• Provider: National Library of Medicine
• Contents: Full text
• Descriptions: Digital archive of life sciences journal literature at the US National Institutes of Health (NIH). With PubMed Central, NLM is taking the lead in preserving and maintaining unrestricted access to the electronic literature, just as it has done for decades with the printed biomedical literature. PubMed Central aims to fill the role of a world class library in the digital age. It is not a journal publisher. NLM believes that giving all users free and unrestricted access to the material in PubMed Central is the best way to ensure the durability and utility of the archive as technology changes over time.

• Tox Town
• Provider: National Library of Medicine
• Contents: Full text
• Descriptions: Provides information on everyday locations where you might find toxic chemicals; non-technical descriptions of chemicals; links to selected, authoritative chemical information on the Internet; how the environment can impact human health; and Internet resources on environmental health topics. Tox Town uses color, graphics, sounds and animation to add interest to learning about connections between chemicals, the environment, and the public's health. A Spanish language version is available.

• TOXNET: Toxicology Data Network
• Provider: National Library of Medicine
• Contents: Indexing and abstracts
• Descriptions: Cluster of databases covering toxicology, hazardous chemicals, environmental health, toxic releases and related areas; databases include Hazardous Substances Data Bank, Chemical Carcinogenesis Research Information System, Haz-Map, and LactMed (Drugs and Lactation) are are cross-searchable. Managed by the Toxicology and Environmental Health Information Program in the Division of Specialized Information Services of the National Library of Medicine (NLM).