Explanation for normal Q-T prolongation in young embryos and in some newborns.
D000818:Animals; D000831:Animals, Newborn / Q000502:physiology*; D004562:Electrocardiography; D005318:Fetal Heart / Q000502:physiology*; D006321:Heart / Q000254:growth & development; D006329:Heart Conduction System / Q000502:physiology*; D051379:Mice; D009200:Myocardial Contraction