Yiannakouris, N., Yannakoulia, M., Melistas, L., Chan, J.L., Klimis-Zacas, D. and Mantzoros, C.S. (2001) The Q223R polymorphism of the leptin receptor gene is significantly associated with obesity and predicts a small percentage of bo- dy weight and body composition variability. The Journal of Clinical Endocrinology & Metabolism, 86, 4434-4439.