[Electromechanical intervals in the neonatal period and early infancy].
D000367:Age Factors; D001724:Birth Weight; D006321:Heart / Q000502:physiology*; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D009200:Myocardial Contraction; D010701:Phonocardiography; D013599:Systole
Intervalli elettromeccanici in epoca neonatale e nella prima infanzia.