Saenz, Antonio WITHDRAWN: Metformin monotherapy for type 2 diabetes mellitus. [electronic resource] - The Cochrane database of systematic reviews Sep 2015 - CD002966 p. digital Publication Type: Journal Article; Meta-Analysis; Research Support, Non-U.S. Gov't; Review; Systematic Review ISSN: 1469-493X Standard No.: 10.1002/14651858.CD002966.pub4 doi Subjects--Topical Terms: Diabetes Mellitus, Type 2--drug therapyHumansHypoglycemic Agents--therapeutic useMetformin--therapeutic useRandomized Controlled Trials as Topic