TY - JOUR AU - Mannucci, E; Ognibene, A; Cemasco, F TI - Effect of metformin on glucagon-like peptide-1 (GLP-1) and leptin levels in obese nondiabetic subjects JO - Diabetes Care VL - 24 PY - 2001 DO - 10.2337/diacare.24.3.489 SP - 489 EP - 494 N1 - et al. ER -