Contribution to authorship
All authors met all four criteria for authorship in the ICMJE Recommendations. HKH is the principal investigator of the EWE Study. HKH designed the trial and coordinated the main preparation of study documents and the funding application. LB, PD, AT, MB and HKH contributed to the funding application and the study design. VGF provided important expertise regarding psychometry and supported analysis structure and interpretation. SR did the data analysis. LB was responsible for the data collection and drafted the first draft of the manuscript. All authors have read, reviewed and approved the final version of this manuscript.