Prevalence of Mild Cognitive Impairment and Its Subtypes in the Heinz Nixdorf Recall Study Cohort Dlugaj M.a · Weimar C.a · Wege N.b · Verde P.E.c · Gerwig M.a · Dragano N.b · Moebus S.d · Jöckel K.-H.d · Erbel R.e · Siegrist J.b Author affiliations aDepartment of Neurology, University Hospital Essen, Essen, bDepartment of Medical Sociology and cCoordination Center for Clinical Trials, University