Author Contributions
J.-F.C. and M.-C.O.-Y. contributed equally to this work. Conceptualization, H.-H.H.; resources, M.-C.O.-Y. and Neonatal Probiotic Use and Safety Research Group; data analysis, J.-F.C., K.-C.H. and Y.-T.Y.; data visualization, J.-F.C., K.-C.H., C.-M.L. and Y.-T.Y.; writing—original draft preparation, J.-F.C. and C.-M.L.; writing—review and editing, J.-F.C. All authors have read and agreed to the published version of the manuscript.