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Unidirectional Expiratory Valve Method to Assess Maximal Inspiratory Pressure in Individuals without Artificial Airway
- Samantha Torres Grams,
- Karen Yumi Mota Kimoto,
- Elen Moda de Oliveira Azevedo,
- Marina Lança,
- André Luis Pereira de Albuquerque,
- Christina May Moran de Brito,
- Wellington Pereira Yamaguti
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- Published: September 11, 2015
- https://doi.org/10.1371/journal.pone.0137825