Articles Liraglutide vs. sitagliptin add-on to metformin treatment for type 2 diabetes mellitus: Short-term cost-per-controlled patient in Italy. Authors: Ferrario MG, Lizán L, Montagnoli R, Ramirez de Arellano A Journal: Primary Care Diabetes Reference: Prim Care Diabetes 2016; 10(3): 220-6 Outside URL