but at different group sizes; in order to maintain
the same density,group sizes were obtained by using different
cage sizes as follows: 4 rabbits/cage (cage size: cm 100×80×76 h;
4 replicates: n=16); 8 rabbits/cage (cage size: cm 100×160×76 h;
3 replicates: n=24); 16 rabbits/cage (cage size: cm 100×320×76 h;
3 replicates: n=48).