OLMSTEAD, E G The relationship of serum sodium to total serum osmolarity; a method of distinguishing hyponatremic states. [electronic resource] - The American journal of the medical sciences Apr 1957 - 392-9 p. digital Publication Type: Journal Article ISSN: 0002-9629 Standard No.: 10.1097/00000441-195704000-00005 doi Subjects--Topical Terms: HumansHyponatremiaOsmolar ConcentrationSodium--blood