title: Attack and escape in the laboratory rat: a modification of the colony-intruder procedure.
mesh_terms: D000374:Aggression / Q000523:psychology*; D000818:Animals; D001835:Body Weight; D004924:Escape Reaction; D005260:Female; D006801:Humans; D008297:Male; D051381:Rats; D012930:Social Dominance; D013731:Territoriality