BIRTH SPACING
preferred label: ESPACEMENT DES NAISSANCES @fr
type: Concept
related: FIRST BIRTH INTERVAL

FIRST BIRTH INTERVAL
alternative label: INTERVALLE PROTOGENESIQUE @fr
broader: BIRTH INTERVALS
related: BIRTH SPACING
in scheme: DemoVoc
preferred label: INTERVALLE ENTRE L'UNION ET LA PREMIERE NAISSANCE @fr
type: Concept

Subject
preferred label: Matière @fr
type: Collection
member: FIRST BIRTH INTERVAL

BIRTH INTERVALS
preferred label: INTERVALLE ENTRE LES NAISSANCES @fr
type: Concept
narrower: FIRST BIRTH INTERVAL

DemoVoc
type: ConceptScheme