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in figure 13. Thus the volume dose cannot be correlated with 

 the lymphocyte count (and still less with other cell counts) in 

 individual cases. 



1 2 3 4 5 



MEGAGRAMME - RONTGENS 



FIG. 14. Curve of average lymphocyte counts of 26 patients all treated by a similar 

 technique related to volume dose in megagram-rontgens. (From Bush.^) 



The effect of X-rays on the blood concentration of ascorbic acid 

 in animals and patients has been investigated by Kretzschmar, 



