1 Association of Immunization Managers, 620 Hungerford Dr, Suite 29, Rockville, MD 20850, United States. Electronic address: kwells@immunizationmanagers.org.
2 Immunization Action Coalition, 2550 University Avenue West, Suite 415 North, Saint Paul, MN 55114, United States; Vanderbilt University School of Medicine, 2525 West End Ave, Suite 1200, Nashville, TN 37203, United States. Electronic address: kelly.moore@immunize.org.
3 Rollins School of Public Health at Emory University 1518 Clifton Road NE, CNR 7019, Atlanta, GA 30322, United States. Electronic address: robert.a.bednarczyk@emory.edu.