title: Comparability of study groups in clinical trials of caries preventive agents.
mesh_terms: D002327:Cariostatic Agents / Q000627:therapeutic use*; D002648:Child; D002986:Clinical Trials as Topic; D004245:DMF Index; D003731:Dental Caries / Q000517:prevention & control*; D005460:Fluorides, Topical / Q000627:therapeutic use*; D006801:Humans
chemical_list: D002327:Cariostatic Agents; D005460:Fluorides, Topical