title: [Several problems in heart surgery in early childhood].
mesh_terms: D000367:Age Factors; D002675:Child, Preschool; D006330:Heart Defects, Congenital / Q000601:surgery*; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male
vernacular_title: Nekotorye voprosy kardiokhirurgii deteĭ rannego vozrasta.