air ambulances
type: Concept
broader: ambulances

ambulances
type: Concept
broader: transportation of patients
broader: special road vehicles
broader: motor vehicles
narrower: air ambulances

concepts
type: Collection
type: ConceptGroup
member: ambulances

motor vehicles
type: Concept
narrower: ambulances

special road vehicles
type: Concept
narrower: ambulances

transportation of patients
type: Concept
narrower: ambulances