title: Letter: Hyponatraemia.
mesh_terms: D001786:Blood Glucose / Q000378:metabolism; D002463:Cell Membrane Permeability; D006801:Humans; D006863:Hydrogen-Ion Concentration; D007010:Hyponatremia / Q000097:blood / Q000209:etiology* / Q000378:metabolism / Q000473:pathology; D009994:Osmolar Concentration; D011188:Potassium / Q000378:metabolism; D012964:Sodium / Q000097:blood / Q000378:metabolism*; D014508:Urea / Q000097:blood; D014667:Vasopressins / Q000378:metabolism; D014882:Water-Electrolyte Balance
chemical_list: D001786:Blood Glucose; D014667:Vasopressins; D014508:Urea; D012964:Sodium; D011188:Potassium