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Original Article

The Size of the Mastoid Air Cell System: Planimetry—Direct Volume Determination

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Pages 23-29 | Received 10 Dec 1964, Published online: 08 Jul 2009
 

Abstract

In a material of healthy ears and ears with chronic otitis media the distribution of the air cell system has been measured with a direct volumetrical method and a planimetrical-roentgenological method. A high correlation between the two methods of measurement has been established.

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