FEATURES OF THE POSTOPERATIVE PERIOD IN CHILDREN WITH TETRALOGY OF FALLOT ACCORDING TO A RETROSPECTIVE ANALYSIS Journal title: International scientific journal Science and Innovation Authors: Akhrarova N.A., Sharipova Z.U., Umarova M.C. Subject(s): Archaeology, Arts and Literature, Biological Sciences, Chemistry, Computer and Information Science, Economics, Education, Humanities, Law, Linguistics, Mathematics, Medicine, Philosophy, Physics, Psychology, Social Sciences, Architecture, Agricultural Science