Author information:
(1)From the Department of Neurology (J.L.D.), Yale University School of 
Medicine, New Haven, CT; the Department of Epidemiology (A.L.C.S.), Johns 
Hopkins University School of Public Health; the Department of Neurology (R.F.G., 
B.L.P.), Johns Hopkins University School of Medicine, Baltimore, MD; Team 
Neuroepidemiology (T.K.), INSERM Research Center for Epidemiology and 
Biostatistics (U897), Bordeaux; France College of Health Sciences (T.K.), 
University of Bordeaux; the School of Public Health, Division of Epidemiology 
and Community Health (J.S.P.), University of Minnesota, Minneapolis; the 
Departments of Biostatistics (D.J.C.) and Epidemiology (K.M.R.), University of 
North Carolina at Chapel Hill; Social and Scientific Systems, Inc. (K.M.R.), 
Durham, NC; and the Department of Epidemiology (M.A.W.), Harvard School of 
Public Health, Boston, MA.
(2)From the Department of Neurology (J.L.D.), Yale University School of 
Medicine, New Haven, CT; the Department of Epidemiology (A.L.C.S.), Johns 
Hopkins University School of Public Health; the Department of Neurology (R.F.G., 
B.L.P.), Johns Hopkins University School of Medicine, Baltimore, MD; Team 
Neuroepidemiology (T.K.), INSERM Research Center for Epidemiology and 
Biostatistics (U897), Bordeaux; France College of Health Sciences (T.K.), 
University of Bordeaux; the School of Public Health, Division of Epidemiology 
and Community Health (J.S.P.), University of Minnesota, Minneapolis; the 
Departments of Biostatistics (D.J.C.) and Epidemiology (K.M.R.), University of 
North Carolina at Chapel Hill; Social and Scientific Systems, Inc. (K.M.R.), 
Durham, NC; and the Department of Epidemiology (M.A.W.), Harvard School of 
Public Health, Boston, MA. lpeterlin@jhmi.edu.