Activators: a practical approach.
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Activator Appliances↗
Biomedical subjects
H C Hirzel
Publications and source records attributed to H C Hirzel.
[Choice of treatment in deep bite].
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Adolescent↗
A method of studying dental plaque morphology.
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Bacteriological Techniques↗
The effect of concentrated sucrose solutions on pH of interproximal plaque.
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Chemical Phenomena↗
[Biological aspects of the periodontal ligament].
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Periodontal Ligament↗