title: Type of start box and goal box distinctiveness in self-punitive running of rats.
mesh_terms: D000818:Animals; D001362:Avoidance Learning; D003214:Conditioning, Classical; D003463:Cues; D005108:Extinction, Psychological; D005239:Fear; D008297:Male; D010146:Pain; D011678:Punishment; D051381:Rats; D011919:Rats, Inbred Strains; D013997:Time Factors; D014796:Visual Perception