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Publication Types (Publication Characteristics) are Descriptors that indicate what an indexed item is, (i.e., its genre, rather than what it is about - for example, Historical Article). They may include Publication…
Updated Oct 29, 2026
HealthData.Gov
(Includes MeSH 2023 and 2024 changes) The MeSH 2025 Update - Registry Number Update Report lists changes to Registry Numbers on a Descriptor or Supplementary Concept Record (SCR). This report includes MeSH changes from…
Updated Oct 29, 2026
HealthData.Gov
(Includes MeSH 2023 and 2024 changes) The MeSH 2025 Update - Delete Report lists Descriptors and Supplementary Concept Records (SCRs) that have been removed from MeSH. This report includes MeSH changes from previous…
Updated Oct 29, 2026
HealthData.Gov
(Includes MeSH 2023 and 2024 changes) The MeSH 2025 Update - Add Report lists new Descriptors and Supplementary Concept Records (SCRs) that have been added to MeSH for the upcoming new release. It also includes terms…
Updated Oct 29, 2026
HealthData.Gov
(Includes MeSH 2023 and 2024 changes) The MeSH 2025 Update - Update (All Fields) Report lists each individual modification made to a Descriptor or Supplementary Concept Record (SCR). More than one field on a term can be…
Updated Oct 29, 2026
HealthData.Gov
(Includes MeSH 2023 and 2024 changes) The MeSH 2025 Update - Replace Report lists Descriptors and Supplementary Concept Records (SCRs) where an existing MeSH term has been replaced by another term. Note that replacement…
Updated Oct 29, 2026
HealthData.Gov
(Includes MeSH 2023 and 2024 changes) The MeSH 2025 Update - Combine Report lists new Entry Combinations. These are cases where a new, precoordinated Descriptor has been created to replace an existing Descriptor /…
Updated Oct 29, 2026
HealthData.Gov
(Includes MeSH 2023 and 2024 changes) The MeSH 2025 Update - Preferred Term Update Report lists changes to the Preferred Term of a Descriptor or a Supplementary Concept Record (SCR). This report includes MeSH changes…
Updated Oct 29, 2026
HealthData.Gov
(Includes MeSH 2023 and 2024 changes) NOTE - There are no Merges for 2025 MeSH. The MeSH 2025 Update - Merge Report describes cases where two or more terms have merged into a single term. The term(s) being merged into…
Updated Oct 29, 2026
HealthData.Gov
Working with partners across NIH, led by NIMHD and the NLM OBSSR-Behavioral Ontology Working Group, MeSH on November 29, 2022 added Federally recognized American Indian and Alaskan Native (AI/AN) tribal names and…
Updated Oct 29, 2026
HealthData.Gov
Listed below are MeSH Topical Qualifiers listed by Name, Abbreviation, and Short Form. Each Qualifier is defined by a Scope Note that provides guidance on how it should be used.
Updated Oct 29, 2026
HealthData.Gov
This dataset includes all newly added MeSH Main Headings for 2023. Headings play a central role in MeSH vocabulary as a unit of Indexing and retrieval. With the exception of Class 3 Descriptors, all descriptors are…
Updated Oct 29, 2026
HealthData.Gov
(Includes MeSH 2023 changes) The MeSH 2024 Update - Split Report lists terms that are replaced by a set of terms, either descriptors or SCRs, instead of a single term. This report includes MeSH changes from previous…
Updated Oct 29, 2026
