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What is Denture Cleanliness index was given by? and explain in detail?
patients can be divided into three groups using the following index of denture cleanliness :
Budtz-Jörgensen index of denture cleanliness
Excellent: none or only few spots of plaque.
Fair: more extended plaque, less than half of the denture base covered by plaque.
Poor: more than half of the denture base covered by plaque