Dogs were constituted within 4 different groups receiving oral doses of placebo ( control group , group 1 ) , 5 ( group 2 ) , 15 ( group 3 ) and 60 or 70 ( group 4 ) mg / kg / day for 52 weeks .
Dogs were constituted within 4 different groups receiving oral doses of placebo ( control group , group 1 ) , 5 ( group 2 ) , 15 ( group 3 ) and 60 or 70 ( group 4 ) mg / kg / day for 52 weeks .
O O O O O O O O O O O O O B-GROUP I-GROUP O B-GROUP I-GROUP O O O O B-GROUP I-GROUP O O O O B-GROUP I-GROUP O O O O O O B-GROUP I-GROUP O O O O O O O O O O