Effects of chronic treatment with metformin on dipeptidyl peptidase‐4 activity,glucagon‐like peptide 1 and ghrelin in obese patients with Type 2 diabetes mellitus
1. Diabetes and Endocrinology Clinical Research Group;2. Musculoskeletal Biology Research Group, Institute of Ageing and Chronic Disease, University Hospital Aintree, Clinical Sciences Centre, Liverpool, UK