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Inspiratory resistance improves postural tachycardia: a randomized study.
Gamboa A, Paranjape SY, Black BK, Arnold AC, Figueroa R, Okamoto LE, Nwazue VC, Diedrich A, Plummer WD, Dupont WD, Robertson D, Raj SR. Gamboa A, et al. Circ Arrhythm Electrophysiol. 2015 Jun;8(3):651-8. doi: 10.1161/CIRCEP.114.002605. Epub 2015 Mar 19. Circ Arrhythm Electrophysiol. 2015. PMID: 25792354 Free PMC article. Clinical Trial.