title: Proof of value.
authors.forename: I
authors.initials: I
authors.lastname: McMillan
mesh_terms: D002648:Child; D002675:Child, Preschool; D003152:Community Health Nursing / Q000458:organization & administration*; D005260:Female; D006801:Humans; D008607:Intellectual Disability / Q000451:nursing*; D009035:Mothers; D012657:Self-Help Groups / Q000458:organization & administration*