AUTHOR=van Welie Nienke , van Eekelen Rik , Dreyer Kim , Mijatovic Velja , Mol Ben Willem TITLE=Commentary: Fertility-enhancing effect of oil-based contrast agents during hysterosalpingography and the variation of this effect within a 3-year follow-up period in infertile patients JOURNAL=Frontiers in Medicine VOLUME=10 YEAR=2024 URL=https://www.frontiersin.org/journals/medicine/articles/10.3389/fmed.2023.1287896 DOI=10.3389/fmed.2023.1287896 ISSN=2296-858X