title: Changes are needed.
authors.forename: H L
authors.initials: HL
authors.lastname: Conkey
mesh_terms: D003365:Costs and Cost Analysis; D003800:Dental Technicians / Q000191:economics*; D005250:Fees, Dental; D006801:Humans; D007754:Laboratories, Dental / Q000191:economics / Q000458:organization & administration*; D012456:Salaries and Fringe Benefits