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Original Article

A Simple Method for the Determination of Functional Residual Air Volume

Pages 132-136 | Received 22 Oct 1952, Published online: 28 Aug 2009
 

Abstract

A “closed circuit, nitrogen-uptake” method for determination of FRV, requiring a minimum of equipment and analytical work is described. The main sources of errors are the same as for similar methods. Results from normal subjects compare favorably with the helium method.

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