[1] University of Sao Paulo,Medical School of Ribeirao Preto
[2] Johns Hopkins Bloomberg School of Public Health,Department of Epidemiology
[3] Johns Hopkins Medical Institutions,Welch Center for Prevention, Epidemiology and Clinical Research
[4] Wake Forest University Health Sciences,Department of Epidemiology and Prevention
[5] Johns Hopkins University School of Medicine,Department of Medicine
[6] University of North Carolina,Department of Epidemiology