References
- Bett I. M., Fraser G. P. A rapid micro-method for determining serum calcium. Clin. chim. Acta 1959; 4: 346
- Blood and Other Body Fluids. Fed. American Societies for Exp, D. S. Dittmer. Biol, Washington, DC 1961; 363
- Foss O. P. Direct titration of calcium in urine with EDTA. Scand. J. din. Lab. Invest. 1959; 11: 211
- Kramer B., Tisdall F. A simple technique for the determination of Calcium and Magnesium in small amounts of serum. J. biol. Chem. 1921; 47: 475
- Stevenson D. E., Wilson A. A. The separation of calcium and magnesium in biological fluids using a cation exchange resin. Clin. chim. Acta 1961; 6: 298
- Thompson R. H. S., Krug E. J. Biochemical disorders in human disease. Churchill, London 1957; 366