?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Cumpston%2C+MS&rft.aufirst=MS&rft.aulast=Cumpston&rft.title=F1000Research&rft.volume=9&rft.atitle=The+use+of+%E2%80%98PICO+for+synthesis%E2%80%99+and+methods+for+synthesis+without+meta-analysis%3A+protocol+for+a+survey+of+current+practice+in+systematic+reviews+of+health+interventions&rft.issue=678&rft.date=29+January+2021&rft.genre=article