Institution: | 1.Department of Epidemiology; University of Michigan; Ann Arbor, MI USA;2.Department of Epidemiology; Drexel University; Philadelphia, PA USA;3.Department of Biostatistics; University of Michigan; Ann Arbor, MI USA;4.Section on Comparative Medicine; Wake Forest University; Winston-Salem, NC USA;5.Department of Medicine; University of California; Los Angeles, Los Angeles, CA USA;6.Department of Epidemiology and Prevention; Wake Forest University; Winston-Salem, NC USA |