Contributors and guarantor information
AMML collected the data, did the analysis, and wrote the paper. HvdW
assisted with the analysis and contributed to the writing of the paper.
NJW collected the data and contributed to writing the paper. JHD
designed the study, acquired the funding, and contributed to writing the
paper. MCStH contributed to the study design, the app’s content, and the
writing. MYB assisted in the study design and contributed to writing the
paper. KMV assisted with the analysis and contributed to writing the
paper. MHB designed the study, acquired the funding, was project leader,
contributed to the analysis, contributed to writing the paper, and is
the guarantor. The corresponding author attests that all listed authors
meet the authorship criteria and that no others meeting the criteria
have been omitted.