title: More on sample protein concentrations and measurements of potassium and sodium in serum.
mesh_terms: D001798:Blood Proteins; D001809:Blood Viscosity; D006801:Humans; D011188:Potassium / Q000097:blood*; D012964:Sodium / Q000097:blood*
chemical_list: D001798:Blood Proteins; D012964:Sodium; D011188:Potassium