The use of radioactive sodium and potassium:  tracer studies in man.
D006801:Humans; D007477:Ions; D011188:Potassium; D011197:Potassium Radioisotopes; D011851:Radioactivity; D012106:Research; D012964:Sodium; D012979:Sodium Radioisotopes; D012982:Sodium, Dietary
D007477:Ions; D011197:Potassium Radioisotopes; D012979:Sodium Radioisotopes; D012982:Sodium, Dietary; D012964:Sodium; D011188:Potassium
POTASSIUM/radioactive; SODIUM/radioactive