THE ROLE OF RADIATION RESEARCH METHODS IN THE DIAGNOSIS OF TRANSPOSITION OF THE MAIN VESSELS WITH A DEFECT OF THE INTERVENTRICULAR SEPTUM Hikmatov A. A., Usmonova B. U., Akbarkhonov B.J., Karimov O.Kh., Siddikov A.M., Akhmedova A.R. 43-45 2025-01-03