1. So-Yeon Kang () is a research associate in the Department of Health Policy and Management, Johns Hopkins Bloomberg School of Public Health, in Baltimore, Maryland.
2. Michael J. DiStefano is a PhD student in the Department of Health Policy and Management, Johns Hopkins Bloomberg School of Public Health.
3. Mariana P. Socal is an assistant scientist in the Department of Health Policy and Management, Johns Hopkins Bloomberg School of Public Health.
4. Gerard F. Anderson is a professor in the Department of Health Policy and Management and the Department of International Health, Johns Hopkins Bloomberg School of Public Health.