Sambuceti, G Paradoxical increase in microvascular resistance during tachycardia downstream from a severe stenosis in patients with coronary artery disease : reversal by angioplasty. [electronic resource] - Circulation May 2001 - 2352-60 p. digital Publication Type: Journal Article ISSN: 1524-4539 Standard No.: 10.1161/01.cir.103.19.2352 doi Subjects--Topical Terms: Adenosine--pharmacologyAdrenergic alpha-Antagonists--pharmacologyAgedAngioplasty, Balloon, CoronaryCoronary Circulation--physiologyCoronary Disease--physiopathologyCoronary Vessels--drug effectsHemodynamics--drug effectsHumansMiddle AgedPhentolamine--pharmacologyTachycardia--physiopathologyVascular Resistance