title: Sodium balance.
mesh_terms: D000328:Adult; D000368:Aged; D002675:Child, Preschool; D005260:Female; D006801:Humans; D006955:Hypernatremia / Q000209:etiology / Q000628:therapy*; D007010:Hyponatremia / Q000209:etiology / Q000628:therapy*; D008297:Male; D014882:Water-Electrolyte Balance