Technical Success of Fetal Aortic Valvuloplasty in Relation to Center Volumes: A Report From the International Fetal Cardiac Intervention Registry.

Gijtenbeek M, Morris SA, Herberg U, Grinenco S, Marantz P, Otaño L, Gelehrter SK, Galindo A, Malekzadeh-Milani S, Dangel J, Cruz-Lemini M, Jaeggi E, Pedra SR, Pedra C, Peralta F, Simpson J, Vigneswaran T, Gardiner H, Armstrong AK, Pruetz J, Chmait R, Cruz-Martinez R, Strainic J, Haak MC, Moon-Grady AJ