On analysing the formation of learning-sets in young and old rats.
D000367:Age Factors; D000818:Animals; D004193:Discrimination Learning; D005260:Female; D007858:Learning; D008297:Male; D011214:Practice, Psychological; D011340:Problem Solving; D051381:Rats; D011930:Reaction Time; D012718:Set, Psychology; D013997:Time Factors