[1
]From the Departments of Biostatistics (K.P.J., R.C.N., D.B., F.D.) and Environmental
Health (S.W.D.), Harvard T.H. Chan School of Public Health, Boston; the Department
of Biostatistics, Mailman School of Public Health, Columbia University, New York (X.W.);
and the Department of Urban and Regional Planning, University of Colorado Denver,
Denver (P.D.).