The subject exhales via a mouthpiece and a directional valve into a

Schematic outline of the instrument setup.

Quantitative Measure of Lung Structure and Function Obtained from Hyperpolarized Xenon Spectroscopy

Classical experiments in whole-body metabolism: open-circuit respirometry-diluted flow chamber, hood, or facemask systems. - Abstract - Europe PMC

Sensors, Free Full-Text

Pulmonary Function Testing

Nasal Cavity Tract Paper

Rapid Analyzer For Alveolar Breath Analysis Ahmad; Lubna ; et al. [Invoy Technologies, LLC]

Characterization of Exhaled Particles from the Healthy Human Lung—A Systematic Analysis in Relation to Pulmonary Function Variables

Devices, Methods, And Systems For Collection Of Volatile Organic Compounds WHEELER; Chris ; et al. [DIAGNOSE EARLY, INC.]

Non-Pharmaceutical Techniques for Obstructive Airway Clearance Focusing on the Role of Oscillating Positive Expiratory Pressure (OPEP): A Narrative Review

Review of experimental measurements on particle size distribution and airflow behaviors during human respiration - ScienceDirect

Novel Intranasal Delivery of Sumatriptan as a Route to Rapid and Sustained Relief in the Acute Treatment of Migraine

Frontiers Airway Clearance Techniques: The Right Choice for the Right Patient

Frontiers Pulsatile Bi-Directional Aerosol Flow Affects Aerosol Delivery to the Intranasal Olfactory Region: A Patient-Specific Computational Study