London, UK - The British prime minister, Tony Blair, is resting today after being hospitalized Sunday for supraventricular tachycardia (SVT). Blair was treated by cardioversion at Hammersmith Hospital ...

EXETER, UK — Patients with supraventricular tachycardia (SVT) treated with a modified Valsalva maneuver are nearly four times more likely to return to normal sinus rhythm than individuals treated with ...