Differential Effects of High-fat and High-carbohydrate Content Isoenergetic Meals on Plasma Active Ghrelin Concentrations in Lean and Obese Women - Tentolouris, N; Kokkinos, A; Tsigos, C; Kyriaki, D; Doupis, J; Raptis, S A; Katsilambros, N (Hormone and Metabolic Research, 2004)