Need reduction and primary reinforcement: maze learning by sodium-deprived rats for a subthreshold saline reward.
D000818:Animals; D007858:Learning; D018782:Maze Learning; D051381:Rats; D012054:Reinforcement, Psychology; D012201:Reward; D012964:Sodium; D012965:Sodium Chloride
D012965:Sodium Chloride; D012964:Sodium
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