Pregnancy outcomes in women taking probiotics or prebiotics: a systematic review and meta-analysis.
Alexander JardeAnne-Mary Lewis-MikhaelPaul MoayyediJennifer C StearnsStephen M CollinsJoseph BeyeneSarah D McDonaldPublished in: BMC pregnancy and childbirth (2018)
We prospectively published the protocol for this study in the PROSPERO database ( CRD42016048129 ).