1. A simplified method of urea estimation;Forbes;East Afr. Med. J.,1967
2. Colorimetric determination of magnesium in plasma or serum by means of titan yellow;Garner;J. Clin. Invest.,1946
3. Determination of chloride;Schales;J. Biol. Chem.,1941
4. The acid-base status of the blood;Anderson;J. Clin. Lab. Invest.,1963
5. A practical temperature-compensated hand refractometer (The TS meter): Its clinical use and application in estimation of total serum proteins;Barry;J. Lab. Clin. Med.,1960