Dynamics of echocardiographic parameters of right ventricular function in children after total correction of tetralogy of Fallot MaksMaksud ud A.Saidov, Bakhora U.Usmonova, Fayzullo F.Akramov, Mirzhamol O.Obidov, Boburmirzo B.Sobirov 9-14 2026-03-30