[1] Emory Univ, Dept Pediat, Div Infect Dis, Atlanta, GA 30322 USA
[2] Childrens Healthcare Atlanta, 2015 Uppergate Dr NE,Rm 504A, Atlanta, GA 30322 USA
[3] Ctr Dis Control & Prevent, Div Foodborne Waterborne & Environm Dis, Atlanta, GA USA
[4] Duke Univ, Med Ctr, Div Infect Dis & Int Hlth, Durham, NC USA
[5] Univ Otago, Ctr Int Hlth, Dunedin, New Zealand
[6] Washington Univ, Sch Med, Div Gastroenterol Hepatol & Nutr, St Louis, MO USA
[7] Washington Univ St Louis, Sch Med, Nutr, St Louis, MO USA
[8] Univ British Columbia, Div Infect Dis, Vancouver, BC, Canada
[9] Univ Maryland, Sch Med, Dept Pediat, Div Infect Dis & Trop Pediat, Baltimore, MD 21201 USA
[10] Univ Maryland, Sch Med, Ctr Vaccine Dev, Baltimore, MD 21201 USA
[11] Dalhousie Univ, Dept Pediat, Halifax, NS, Canada
[12] Tufts Univ, Div Nutr & Infect, Boston, MA 02111 USA
[13] Univ Virginia, Div Infect Dis & Int Hlth, Charlottesville, VA USA
[14] Monash Univ, Sch Publ Hlth & Prevent Med, Melbourne, Vic, Australia
[15] Med Univ South Carolina, Dept Med, Div Infect Dis, Charleston, SC 29425 USA