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Pregnancy Trimesters MeSH Descriptor Data 2022


MeSH Heading
Pregnancy Trimesters
Tree Number(s)
G08.686.707
Unique ID
D011264
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D011264
Annotation
human only; general or unspecified; prefer specifics; trimesters are indexed only when the point of the article or substantively discussed: they are not sought out routinely nor indexed when merely mentioned
Scope Note
The three approximately equal periods of a normal human PREGNANCY. Each trimester is about three months or 13 to 14 weeks in duration depending on the designation of the first day of gestation.
Entry Version
PREGN TRIMESTERS
Entry Term(s)
Trimesters, Pregnancy
Previous Indexing
Gestational Age (1968-1974)
Pregnancy (1966-1974)
Time Factors (1967-1974)
specific trimester (1975-1997)
Public MeSH Note
98
History Note
98; use explode 1975-97
Date Established
1998/01/01
Date of Entry
1999/01/01
Revision Date
2019/05/24
Pregnancy Trimesters Preferred
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