Environmentally induced changes in the dimensions of the rat cerebrum.
D000367:Age Factors; D000818:Animals; D000830:Animals, Laboratory; D001835:Body Weight; D001921:Brain / Q000033:anatomy & histology*; D004777:Environment; D006799:Housing, Animal; D008297:Male; D009929:Organ Size; D051381:Rats; D012934:Social Isolation; D013045:Species Specificity