ETIOLOGY OF BERIBERI. 



299 



DAYS OF DIET 

 4 9 13 IS 27 35 50 64 77 84 94 105 



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N? 1 

 WHITE RICE AND RICE POLISHINGS. 13 DAYS 



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CASE NO. 2 (GROUP l). 



Diet : White rice + rice polishings for 13 days 



followed by white rice + extract of polish- 



ing:s for 95 days, together with the special 



diet common to all the groups. 

 Dried codfish and potatoes were added to the diet on the 97th day 



Total period of experi- 

 ment, 108 days. 



