Preferred Label : Spontaneous Preterm Birth;
Alternative definition : NICHD: Preterm birth from 20 weeks to 36 weeks, 6 days of gestation associated with
one of the following: classic preterm labor or preterm premature rupture of membranes.;
Origin ID : C112864;
UMLS CUI : C3827961;
Semantic type(s)
concept_is_in_subset