title: Reference ranges for sodium and potassium.
authors.forename: T C
authors.initials: TC
authors.lastname: Beard
mesh_terms: D006801:Humans; D011188:Potassium / Q000652:urine*; D012016:Reference Values; D012964:Sodium / Q000652:urine*; D013997:Time Factors
chemical_list: D012964:Sodium; D011188:Potassium