222 CALCIUM 



Ca-14. Comar, C. L., Sam L. Hansard, S. L. Hood, M. P. Plumlee, and B. F. Barren- 

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Ca-15. Kolmer, John A., and Fred Boerner: "Approved Laboratory Technic," 4th 

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Ca-16. Severinghaus, J. W., and J. W. Ferrebee: Calcium Determination by Flame 

 Photometry Methods for Serum, Urine, and Other Fluids: J. Biol. Chem., 187: 

 621-630 (1950). 



Ca-17. Kibrick, Andre C, Dorris Palmer, and Sol Skupp: A Method for the Colori- 

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