Respiratory care
The most recent articles from:
Respir Care
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Comparative Study
Mechanical behaviors of Flutter VRP1, Shaker, and Acapella devices.
Flutter VRP1, Shaker, and Acapella are devices that combine positive expiratory pressure (PEP) and oscillations. ⋯ The Flutter VRP1 and Shaker devices had a similar performance to that of Acapella in many aspects, except for PEP.