Contrasting breathing retraining and helium–oxygen during pulmonary rehabilitation in COPD: A randomized clinical trial
| Autor: | Collins, Eileen G., Jelinek, Christine, O'Connell, Susan, Butler, Jolene, McBurney, Conor, Gozali, Christopher, Reda, Domenic, Laghi, Franco |
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| Zdroj: | In Respiratory Medicine February 2014 108(2):297-306 |
| Databáze: | ScienceDirect |
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