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We propose a new nonrestraint pulmonary function test using the dot matrix pattern projection. In the pulmonary function test, the function of respiratory gas exchange and air infiltration is examined. The pulmonary function test by spirometer is generally conducted. In this test, the respiratory compromise is diagnosed by FEV1.0% (Forced Expiratory Volume 1.0%) and %VC (% Vital Capacity). The test...
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