Infant Microbiota and Probiotic Intake Study (IMPRINT)

The purpose of this study is to determine if supplementing healthy term infants delivered by C-section or vaginal delivery who only consume breastmilk with a probiotic for 21 consecutive days increases levels of bacteria in infants'' stool.本研究旨在探究：对于仅摄入母乳、经剖宫产（C-section）或阴道分娩的健康足月婴儿，连续21天补充益生菌（probiotic）是否可提升其粪便中的细菌水平。