Fratz, Sohrab Aortic valvuloplasty in pediatric patients substantially postpones the need for aortic valve surgery: a single-center experience of 188 patients after up to 17.5 years of follow-up. [electronic resource] - Circulation Mar 2008 - 1201-6 p. digital Publication Type: Comparative Study; Journal Article ISSN: 1524-4539 Standard No.: 10.1161/CIRCULATIONAHA.107.687764 doi Subjects--Topical Terms: AdolescentAdultAortic Valve--pathologyAortic Valve Stenosis--epidemiologyCatheterization--trendsChildChild, PreschoolFemaleFollow-Up StudiesHeart Valve Prosthesis Implantation--trendsHumansInfantInfant, NewbornMaleSurvival Rate--trendsTime