title: Gum chewing: is it helpful or harmful?
mesh_terms: D001419:Bacteria / Q000187:drug effects; D002327:Cariostatic Agents / Q000627:therapeutic use; D002638:Chewing Gum / Q000145:classification; D003731:Dental Caries / Q000382:microbiology / Q000517:prevention & control; D006801:Humans; D013549:Sweetening Agents / Q000627:therapeutic use; D014993:Xylitol / Q000627:therapeutic use
chemical_list: D002327:Cariostatic Agents; D002638:Chewing Gum; D013549:Sweetening Agents; D014993:Xylitol