1. Observation on the plasma potassium level of man;Farber;Amer. J. Med. Sci.,1951
2. A cause of erroneous potassium levels;Skinner;Lancet,1961
3. Venous stasis and forearm exercise during venipuncture as sources of error in plasma electrolyte determinations;Broome;Canad. Med. Ass. J.,1964
4. The colorimetric determination of phosphorus;Fiske;J. Biol. Chem.,1925
5. An instrument and method for automatic, rapid, accurate and sensitive titration of chloride in biologic samples;Cotlove;J. Lab. Clin. Med.,1958