Article Text
PostScript
Correspondence
Scientific letter: A double-blind, randomised, placebo-controlled, 3-month crossover trial of night-time oxygen therapy in advanced systolic heart failure
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Footnotes
Funding Florida Affiliate of the American Heart Association Grant-in-aid (AHA 9501309) and the Mayo Foundation for Medical Research.
Competing interests None.
Provenance and peer review Not commissioned; internally peer reviewed.