Studies in the metabolism of sodium r-lactate. 1. Response of normal human subjects to the intravenous injection of sodium r-lactate. 2. Response of human subjects with acidosis to the intravenous injection of sodium r-lactate. 3. Reponse of human subjects with liver damage, disturbed mineral and water balance, and renal insufficiency to the intravenous injection ofsodium r-lactate.