Figure 1From: Effect of a 5000 ppm fluoride toothpaste and a 250 ppm fluoride mouth rinse on the demineralisation of dentin surfacesAppliance design and flow chart of the procedures of the experimental design. The dentin specimen with test and reference sites, T: test site; R: Reference site (left) and the intraoral appliance with the incorporated dentin specimen adapted to the cast of a volunteer. The dentin specimen inserted into the mandibular appliance (right).Back to article page