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The impact of Tai Chi and mind-body breathing in COPD: Insights from a qualitative sub-study of a randomized controlled trial
- Elizabeth A. Gilliam,
- Tina Cheung,
- Kristen Kraemer,
- Daniel Litrownik,
- Peter M. Wayne,
- Marilyn L. Moy,
- Gloria Y. Yeh
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- Published: April 8, 2021
- https://doi.org/10.1371/journal.pone.0249263