Congenital leptin deficiency is associated with severe early-onset obesity in humans

CT Montague, IS Farooqi, JP Whitehead, MA Soos, H Rau, NJ Wareham, CP Sewter, JE Digby, SN Mohammed, JA Hurst, CH Cheetham, AR Earley, AH Barnett, JB Prins, S ORahilly