?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Page&rft.au=Page%2C+MJ&rft.aufirst=MJ&rft.date=June+2021&rft.volume=134&rft.title=Journal+of+Clinical+Epidemiology&rft.atitle=The+PRISMA+2020+statement%3A+An+updated+guideline+for+reporting+systematic+reviews&rft.pages=178-189&rft.genre=article