Prevalence of Undiagnosed Type-2-Diabetes Mellitus and Impaired Fasting Glucose in German Primary Care: Data from the German Metabolic and Cardiovascular Risk Project (GEMCAS) - Hauner, H; Hanisch, J; Bramlage, P; Steinhagen-Thiessen, E; Schunkert, H; Jöckel, K -H; Wasem, J; Moebus, S (Experimental and Clinical Endocrinology & Diabetes, 2008)