title: [15 years of the surgical treatment of congenital heart defects in early childhood].
mesh_terms: D002031:Bulgaria; D002675:Child, Preschool; D005112:Extracorporeal Circulation / Q000401:mortality; D006330:Heart Defects, Congenital / Q000401:mortality / Q000601:surgery*; D006801:Humans; D007223:Infant
vernacular_title: Petnadeset godini khirurgichno lechenie na vrodenite sŭrdechni porotsi v rannata detska vŭzrast.