title: Severe neonatal illness associated with Echo 9 virus infection.
mesh_terms: D004457:Echovirus Infections / Q000150:complications*; D006801:Humans; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases; D008297:Male; D008590:Meningoencephalitis / Q000209:etiology*; D018805:Sepsis / Q000209:etiology*