2 results
Approved WMOCompleted
In this study we investigate whether the display of QLF photos can encourage children to brush better. This effect of QLF photos we want to explore in children attending groups 7 or 8 of primary schools, where a toothbrush lesson of the *Keep your…
Approved WMOCompleted
Primary clinical investigation objectives[Safety]The primary safety objective of the clinical investigation is to provide data that demonstrates safety of the device, defined as < 8.3% serious adverse device effects, up to 6 weeks following…