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The authors analyze the functional value of pulpless teeth. A pulpless tooth retains its structure, shape, and function for a long time and, in authors' opinion, effectively performs.
X-ray spectral microanalysis was applied to study Ca and P contents in superficial, intermedial and deep enamelum zones in 15 human teeth with different fluorosis manifestations which were extracted for orthodontic purposes. In 3rd grade fluorosis, detected were a statistically reliable decrease in Ca content in enamelum superficial zone and a tendency of… (More)