Potassium excretion in surgical patients; nocturnal urinary potassium excretion as an index of potassium deficiency.
D001826:Body Fluids; D006801:Humans; D007008:Hypokalemia; D011188:Potassium / Q000652:urine*; D011191:Potassium Deficiency
D011188:Potassium
POTASSIUM/in urine