Congenital heart defects are the most common type of birth defects in humans and frequently involve heart valve dysfunction. The current treatment for unrepairable heart valves involves valve replacement with an implant. Ross pulmonary autotransplantation. or conventional orthotopic heart transplantation. https://www.spidertattooz.com/Zenith-El-Primero-36-000-VpH-03-2150-400/