Urinary sodium excretion in 4-6 year old children: a cause for concern?
D002648:Child; D002675:Child, Preschool; D003404:Creatinine / Q000652:urine; D004739:England; D005260:Female; D006801:Humans; D008297:Male; D012964:Sodium / Q000652:urine*
D012964:Sodium; D003404:Creatinine