Hybrid MELODY valve implantation in primary anatomical correction of unfavorable complete atrioventricular canal in an infant with genetic disorders and frailty syndrome - Paczkowski, Konrad; Haponiuk-Skwarlińska, Julia; Chojnicki, Maciej; Leszczyńska, Katarzyna; Gierat-Haponiuk, Katarzyna; Haponiuk, Ireneusz (Kardiochirurgia i Torakochirurgia Polska/Polish Journal of Thoracic and Cardiovascular Surgery, 2025)