The severity of these findings did not increase but some animals were found dead which led the treatment period to be shorten to 8 weeks rather than 13 weeks for this dose level .
The severity of these findings did not increase but some animals were found dead which led the treatment period to be shorten to 8 weeks rather than 13 weeks for this dose level .
O O O O O O O O O O O O B-FINDING I-FINDING O O O O O O O O O O O O O O O O O O O O