Relationship between leptin G2548A and leptin receptor Q223R gene polymorphisms and obesity and metabolic syndrome risk in Tunisian volunteers - Boumaiza, I; Omezzine, A; Rejeb, J; Rebhi, L; Ouedrani, A; Ben, R N; Nabli, N; Ben, A A; Bouslama, A (Genet Test Mol Biomarkers, 2012)