Modification of the effects of ECS as a function of prior footshock: the aversive properties of ECS.
D000818:Animals; D001362:Avoidance Learning; D003216:Conditioning, Operant; D004597:Electroshock / Q000379:methods*; D005239:Fear; D008297:Male; D051381:Rats; D011930:Reaction Time; D012153:Retention, Psychology