Shock density and effective shock intensity: a comparison of different shock scramblers.
D000818:Animals; D001362:Avoidance Learning; D003213:Conditioning, Psychological; D004192:Discrimination, Psychological; D004558:Electric Stimulation / Q000295:instrumentation*; D004597:Electroshock; D005260:Female; D011589:Psychology, Experimental / Q000295:instrumentation*; D051381:Rats