Links to the various registrations performed for this meta-analysis are provided here:
- [PROSPERO][1]
- [Clinicaltrials][2]
In addition, the ethics committee approval can be downloaded from the file links below.
[1]: https://www.crd.york.ac.uk/PROSPERO/display_record.php?RecordID=159914
[2]: https://www.clinicaltrials.gov/ct2/show/record/NCT04526366?term=NCT04526366&draw=2&rank=1