title: [Heart rate in ill children].
mesh_terms: D002675:Child, Preschool; D004194:Disease; D006339:Heart Rate; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases / Q000503:physiopathology*; D009730:Nursing Assessment; D009732:Nursing Care
vernacular_title: Rytm serca u chorego dziecka.