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July 20, 1940

The Toothbrush: Its Use and Abuse. A Treatise on Preventive Dentistry and Periodontia as Related to Dental Hygiene

JAMA. 1940;115(3):242-243. doi:10.1001/jama.1940.02810290072038

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This textbook, as the name implies, is developed about the toothbrush and the important part it plays in preventive dentistry and the maintenance of oral cleanliness. The first chapter deals with the evolution of the toothbrush starting from before the Christian era and leading up to present times. This includes many illustrations of ancient articles, both brush type and pick type, which were used in attempting to maintain mouth hygiene. Obviously little advancement has been made in the last hundred years as far as toothbrush design is concerned. Formulas of early dentifrices are also given in this chapter.

The next portion of the book is divided into two main parts: the effects, beneficial and harmful, of the toothbrush on the soft tissue and the effects of the toothbrush on tooth structure itself. The first part includes such conditions as suppurative periodontoclasia, chronic marginal gingivitis and chronic hypertrophic gingivitis, along with

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