title: Transactions of the 66th World Annual Dental Congress held in Madrid, Spain, September 1978. Concluding remarks.
mesh_terms: D003201:Computers; D003362:Cost-Benefit Analysis; D004245:DMF Index; D003731:Dental Caries / Q000191:economics* / Q000517:prevention & control*; D003793:Dental Restoration, Permanent / Q000191:economics; D005457:Fluoridation / Q000191:economics; D006801:Humans