Friedlander AL, Braun B, Pollack M, MacDonald JR, Fulco CS, Muza SR, Rock PB, Henderson GC, Horning MA, Brooks GA, Hoffman AR, Cymerman A. Three weeks of caloric restriction alters protein metabolism in normal-weight, young men. Am J Physiol Endocrinol Metab. 2005 Sep; 289(3):E446-55.