Hannan EL, Samadashvili Z, Jordan D, Sundt TM, Stamato NJ, Lahey SJ, Gold JP, Wechsler A, Ashraf MH, Ruiz C, Wilson S, Smith CR. Thirty-Day Readmissions After Transcatheter Aortic Valve Implantation Versus Surgical Aortic Valve Replacement in Patients With Severe Aortic Stenosis in New York State. Circ Cardiovasc Interv. 2015 Aug; 8(8):e002744.