1; Julia W. Gargano, PhD1; Heather Scobie, PhD1; Megan Wallace, DrPH1,2; Stephen C. Hadler, MD1; Jessica Leung, MPH1; Amy E.
Blain, MPH1; Nancy McClung, PhD1; Doug Campos-Outcalt, MD3; Rebecca L. Morgan, PhD4; Sarah Mbaeyi, MD1; Jessica MacNeil, MPH1; José R.