title: Use 'customer service' approach with external case managers.
mesh_terms: D019090:Case Management / Q000458:organization & administration*; D003142:Communication; D003258:Consumer Behavior; D006801:Humans; D007400:Interprofessional Relations; D008329:Managed Care Programs / Q000458:organization & administration*; D012948:Social Work Department, Hospital; D014481:United States