§ 868.1890. Predictive pulmonary-function value calculator.
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/us/cfr/t21/s§ 868.1890·A research copy — for the controlling text, always check the official state or federal source. Not legal advice.
(a)Identification. A predictive pulmonary-function value calculator is a device used to calculate normal pulmonary-function values based on empirical equations.
(b)Classification. Class II (performance standards).