Affiliation: | a Division of General Internal Medicine, Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, MD, USA b Welch Center for Prevention, Epidemiology, and Clinical Research, Johns Hopkins University Schools of Medicine and Bloomberg School of Public Health, Baltimore, MD, USA c Department of Health Policy and Management, Johns Hopkins University Bloomberg School of Public Health, Baltimore, MD, USA d Centers for Disease Control and Prevention, National Center for Health Statistics, Hyattsville, MD, USA e Department of Psychiatry, Johns Hopkins University School of Medicine, Baltimore, MD, USA f Department of Mental Hygiene, Johns Hopkins University, Bloomberg School of Public Health, Baltimore, MD, USA g Department of Epidemiology, Johns Hopkins University, Bloomberg School of Public Health, Baltimore, MD, USA |