title: [Electrical activity of the fetal heart and of the heart of premature infants according to vectorcardiographic data].
mesh_terms: D005260:Female; D005318:Fetal Heart / Q000502:physiology*; D006321:Heart / Q000502:physiology*; D006801:Humans; D007231:Infant, Newborn; D007234:Infant, Premature; D011247:Pregnancy; D014672:Vectorcardiography
vernacular_title: Elektricheskaia aktivnost' miokarda u plodov i nedonoshennykh novorozhdennykh deteĭ po dannym vektorkardiografii.