voluntary work
type: Concept
narrower: voluntary nurses
narrower: community service volunteers
narrower: voluntary hospital workers
narrower: voluntary social work
narrower: voluntary youth work
narrower: hospital volunteers
broader: persons

voluntary nurses
type: Concept
broader: voluntary work

community service volunteers
type: Concept
broader: voluntary work

voluntary hospital workers
type: Concept
broader: voluntary work

voluntary social work
type: Concept
broader: voluntary work

voluntary youth work
type: Concept
broader: voluntary work

hospital volunteers
type: Concept
broader: voluntary work

persons
type: Concept
narrower: voluntary work

concepts
type: Collection
type: ConceptGroup
member: voluntary work