Annotated References Akintuerk H, Michel-Behnke I, Valeske K, et al Stenting of the arterial duct and banding of the pulmonary arteries: basis for combined Norwood stage I and II repair in hypoplastic left heart Circulation 2002;105:1099–1103 The evolution of catheter interventions to achieve early palliation for hypoplastic left heart syndrome Andersen HR, Knudsen LL, Hasenkam JM Transluminal implantation of artificial heart valves: description of a new expandable aortic valve and initial results with implantation by catheter technique in closed chest pigs Eur Heart J 1992;13:704–708 The first study to describe the transcatheter implantation of cardiac valves Bonhoeffer P, Boudjemline Y, Saliba Z, et al Percutaneous replacement of pulmonary valve in a right-ventricle to pulmonary-artery prosthetic conduit with valve dysfunction Lancet 2000;356:1403–1405 The first report of percutaneous valve implantation in humans Cribier A, Eltchaninoff H, Bash A, et al Percutaneous transcatheter implantation of an aortic valve prosthesis for calcific aortic stenosis: first human case description Circulation 2002;106:3006–3008 The first account of implantation of the aortic valve in humans Galantowicz M, Cheatham JP Lessons learned from the development of a new hybrid strategy for the management of hypoplastic left heart syndrome Pediatr Cardiol 2005;26:190–199 The authors have refined the hybrid approach with the combined strategy in a hybrid suite, where all stages of functionally univentricular palliation can be performed Gibbs JL, Wren C, Watterson KG, et al Stenting of the arterial duct combined with banding of the pulmonary arteries and atrial septectomy or septostomy: a new approach to palliation for the hypoplastic left heart syndrome Br Heart J 1993;69:551–555 This report introduced the concept of transcatheter palliation of hypoplastic left heart syndrome and also introduced the hybrid concept Hausdorf G, Schneider M, Konertz W Surgical preconditioning and completion of total cavopulmonary connection by interventional cardiac catheterisation: a new concept Heart 1996;75:403–409 Futuristic view of a hybrid approach, albeit at different stages, emphasizing close collaboration between cardiac surgeons and cardiologists Kan JS, White RI Jr, Mitchell SE, Gardner TJ Percutaneous balloon valvuloplasty: a new method for treating congenital pulmonary-valve stenosis N Engl J Med 1982;307:540–542 The first report of treatment of valvar stenosis with balloon dilation King TD, Mills NL Nonoperative closure of atrial septal defects Surgery 1974;75:383–388 Description of balloon sizing and catheter closure of atrial septal defects Lock JE, Niemi T, Einzig S, et al Transvenous angioplasty of experimental branch pulmonary artery stenosis in newborn lambs Circulation 1981;64:886–893 Elegant studies describing the results of balloon angioplasty Mullins CE, O'Laughlin MP, Vick GW III, et al Implantation of balloon-expandable intravascular grafts by catheterization in pulmonary arteries and systemic veins Circulation 1988;77:188–199 This report marked the introduction of balloonexpandable stents for angioplasty in arterial and