Association studies on ghrelin and ghrelin receptor gene polymorphisms with obesity. - Gueorguiev, M; Lecoeur, C; Meyre, D; Benzinou, M; Mein, C; Hinney, A; Vatin, V; Weill, J; Heude, B; Hebebrand, J; Grossman, AB; Korbonits, M; et al. (Obesity (Silver Spring, Md.), 2009)