Duras  E, Çilsal  E, Gökalp  S, Atik Ugan S, Şahin  M, Yükcü  B, et al. Early-term results of percutaneous pulmonary valve implantation (valve-in-valve) in dysfunctional bioprosthetic valves in pulmonary position. Turk Gogus Kalp Dama 2025;33:036-045