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The effect of helium and oxygen on exercise performance in COPD: A randomised crossover trial

E.A. Laude, N Duffy, Chloë M. Baveystock, Beatriz Dougill, Michael J. Campbell, Rod Lawson, Paul Jones, Peter Calverley

Respiratory Medicine COPD Update · 2006 · 10 citations · 0 references

DOI

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