Internet panel surveys monitor association of influenza vaccination mandate and occupation type among health care personnel, United States, 2011-12 influenza season

Jun Zhang, MD, MSPH1, Sarah Ball, MPH, ScD2, Stacie Greby, DVM, MPH3, Gary Euler, MPH, DrPH4, David Izrael, MS2, Deborah Klein Walker, EdD2 and John Boyle, PhD5
(1)SAIC & Centers for Disease Control and Prevention, Atlanta, GA, (2)Abt Associates, Inc., Cambridge, MA, (3)Centers for Disease Control & Prevention, Atlanta, GA, (4)Centers for Disease Control and Prevention, Atlanta, GA, (5)Abt SRBI, Silver Spring, MD