89
Participants
Start Date
January 31, 2014
Primary Completion Date
October 31, 2015
Study Completion Date
December 31, 2018
Probiotic
1 capsule containing 10 billion cells of Lactobacillus rhamnosus GG on a twice-daily basis
Placebo
Sugar pill
Washington University School of Medicine, St Louis
Centers for Disease Control and Prevention
FED
Washington University School of Medicine
OTHER