Date	Event	Description
20 June 2023	New search has been performed	We updated the search in July 2022. No new trials were included, but we found one ongoing trial (ACTRN12616000405415), and excluded two trials (Hamilcikan 2017a; Hamilcikan 2017b). One outcome, retinopathy of prematurity, was included post hoc.
20 June 2023	New citation required but conclusions have not changed	The data analyses and conclusions remain the same.