title: Optimization of a sodium ion-selective electrode for use in serum measurements.
mesh_terms: D004566:Electrodes; D008024:Ligands; D008567:Membranes, Artificial; D011108:Polymers; D012964:Sodium / Q000097:blood*; D012997:Solvents
chemical_list: D008024:Ligands; D008567:Membranes, Artificial; D011108:Polymers; D012997:Solvents; D012964:Sodium