Parenteral alimentation and regulation of energy balance in rat.
D000818:Animals; D001069:Appetite Regulation; D001835:Body Weight; D006328:Cardiac Catheterization; D003216:Conditioning, Operant; D005247:Feeding Behavior; D007275:Injections, Intravenous; D008297:Male; D010146:Pain; D010288:Parenteral Nutrition; D051381:Rats; D013997:Time Factors