Prevalence of diabetes and impaired fasting glucose in adults in the U. S. Population: National health and nutrition examination survey 1999-2002 - Cowie, CC; Rust, KF; Byrd-Holt, DD; Eberhardt, MS; Flegal, KM; Engelgau, MM; Saydah, SH; Williams, DE; Geiss, LS; Gregg, EW (Diabetes Care, 2006)