title: Reflexions on energy balance.
mesh_terms: D000818:Animals; D000856:Anorexia Nervosa / Q000378:metabolism; D001481:Basal Metabolism; D002153:Calorimetry, Indirect; D004032:Diet; D002149:Energy Intake; D004734:Energy Metabolism; D006168:Guinea Pigs; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D008297:Male; D052756:Nutritional Sciences / Q000266:history*; D009765:Obesity / Q000378:metabolism; D006113:United Kingdom