Changes in patient characteristics and procedural measures over a 10-year period in aortic valve-in-valve procedures for degenerated surgical bioprostheses. - Knochenhauer T; Demal TJ; Bhadra OD; Ludwig S; Sörensen NA; von der Heide I; Hannen L; Grundmann D; Voigtländer-Buschmann L; Waldschmidt L; Schirmer J; Pecha S; et al. (Frontiers in cardiovascular medicine, 2025)