Contributing factors and variability of energy expenditure in non-obese, obese, and post-obese adolescents Michel Vermorel, Stefano Lazzer, Abdelali Bitar, Jérôme Ribeyre, Christophe Montaurier, Nicole Fellmann, Jean Coudert, Martine Meyer and Yves Boirie Reprod. Nutr. Dev., 45 2 (2005) 129-142 DOI: 10.1051/rnd:2005014