Conditioning with delayed vitamin injections.
D000818:Animals; D001522:Behavior, Animal / Q000187:drug effects*; D004326:Drinking; D008297:Male; D051381:Rats; D013549:Sweetening Agents; D013831:Thiamine / Q000494:pharmacology*; D013832:Thiamine Deficiency
D013549:Sweetening Agents; D013831:Thiamine