402 RIBOFLAVIN 



test dose or daily intake is more than 1 mg.^^' '^^-^^ Table IV presents a 

 summary of the urinary excretions obtained by the Elgin group^^ at differ- 

 ent levels of dietary intake. 



*i H. G. Oldham, F. A. Johnston, S. C. Kleiger, and H. Hedderich-Arismandi, J. 



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30, 89 (1945). 



