Labor Stage, First
Period from the onset of true OBSTETRIC LABOR to the complete dilatation of the CERVIX UTERI.
Year introduced: 1991(1977)
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Subheadings:
Tree Number(s): G08.686.784.769.326.500.080
MeSH Unique ID: D007747
Entry Terms:
- First Labor Stage
- Labor, First Stage
- First Stage Labor
- Cervical Dilatation
- Cervical Dilatations
- Dilatation, Cervical
- Dilatations, Cervical