From the *Department of Paediatrics, St. Hedwig of Silesia Hospital, Trzebnica
†Department of Paediatrics, The Medical University of Warsaw, Warsaw, Poland.
Accepted for publication March 28, 2019.
BioGaia provided the study products; the manufacturer had no role in the conception, design, or conduct of the study, or in the analysis or interpretation of the data. There was no external funding. H. Szajewska has served as a speaker for BioGaia, the manufacturer of Lactobacillus reuteri DSM 17938. The other author has no conflicts of interest to disclose.
H. Szajewska initially conceptualized this study. Both authors contributed to the study protocol. H. Szymański was responsible for data collection, data analysis, data interpretation and preparation of the report, and assumed the main responsibility for the writing of the first draft of this manuscript. Both authors contributed to (and agreed upon) the final version. No honorarium or other form of payment was given to anyone to produce the manuscript.
Supplemental digital content is available for this article. Direct URL citations appear in the printed text and are provided in the HTML and PDF versions of this article on the journal’s website (www.pidj.com).
Address for correspondence: Hania Szajewska, MD, Department of Paediatrics, The Medical University of Warsaw, Żwirki i Wigury 63A, 02-091 Warsaw, Poland, E-mail: [email protected].