Ultramicro determination of potassium and sodium in biologic fluids.
D001688:Biological Products; D001826:Body Fluids; D005243:Feces; D006801:Humans; D007477:Ions; D011188:Potassium; D012964:Sodium; D012982:Sodium, Dietary
D001688:Biological Products; D007477:Ions; D012982:Sodium, Dietary; D012964:Sodium; D011188:Potassium
POTASSIUM; SODIUM