National Library of Medicine
U.S. National Library of Medicine
Write to the Help Desk
NLM Support Center
Getting NLM Data
Getting NLM Data
What can we help you with?
What is SNOMED CT?
Can NLM provide the English version of a foreign language article?
What should I do if I receive the wrong article from NLM?
I forgot my DOCLINE password / Google Account password. How do I recover my lost password?
How can I download RefSeq data for all complete bacterial genomes?
Where can I get medical images, photos, videos or animations?
How do I set up my Google Account if I do not have access to a cell phone or a direct line?
How do I convert my list of GI numbers into the corresponding accession.version numbers?
How do I download sequence records from the web in the NCBI Nucleotide and Protein databases?
How does NLM bill for interlibrary loan services?
What are API keys, and why might a user need them for NCBI services?
Introductory article on API keys
How do I navigate the NCBI Genomes FTP site?
How can I download a list of IDs for all sequences from a specific organism or taxonomic group at NCBI?
How do I convert a list of sequence accession numbers into a list of gene symbols or Gene IDs at NCBI?
How do I download RefSeq genome data for viruses?
How do I download GenBank (INSDC) genome assemblies for viruses?
How do I download the PubMed database and do I need a license for that?
What are NCBI's guidelines for high-frequency retrievals using NCBI web services?
What resources are available at NCBI for developers and other power users?
How do I obtain primary symbols and all other symbols, synonyms and names associated with individual genes at NCBI?
Where can I download the list of all names associated with an individual PubChem Compound ID (CID) at NCBI?
Where can I download current listings of prokaryotic reference and representative genomes at NCBI?
Can I bulk-download full-text articles from PubMed Central® for my research?
If I cannot find a journal title in DOCLINE or NLM's catalog, LocatorPlus, how can I add my institution's holdings for that title?
Can I pay my invoice with a credit card?
What is the SNOMED CT US Edition and how is it different from the International Edition?
What does SNOMED CT consist of?
How is the US represented in the international organization that owns SNOMED CT?
How can I extract SNOMED CT from the UMLS Metathesaurus and browse it?
What are the release formats (RF1 and RF2)?
Where and how can I download the SNOMED CT US Edition?
What SNOMED CT content is in the UMLS Metathesaurus?
Where can I get the SNOMED CT International Edition in its native file format?
How do I get SNOMED CT to download?
When are new versions of SNOMED released?
How are SNOMED CT files organized?
Can I make a FOIA request to get copies of articles in PubMed?
I’ve downloaded the standalone SNOMED CT files, there are many folders in here, which one(s) do I use?
Is there an allergen subset for SNOMED CT files?
Can I download MedlinePlus data?
What UMLS terminology and mapping files are available for download?
Where do I go for help regarding a CMS Clinical Quality Measure or its value sets?
Will you give me copyright permission to use an image, film, book, or manuscript from NLM collections?
Can I get a legal declaration from NLM about the receipt of a book or journal issue?
How can I contact NLM's customer service staff?
How can I get a journal article, book, report or audiovisual from NLM?
What is a LIBID? What should I do if I have forgotten my LIBID?
What should I do if my document is missing pages?
How do I change or reset my DOCLINE password?
How do I set up my Google Account for use with DOCLINE?
How do I know which Routing Method to use?
How do I obtain an API Key through an NCBI account?
How do I get an enhanced API key (exceeding 10 rps) for NCBI APIs?