?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Hemming%2C+Karla&rft.aufirst=Karla&rft.aulast=Hemming&rft.issn=2950-4333&rft.date=February+2024&rft.volume=72&rft.issue=1&rft.atitle=What+type+of+cluster+randomized+trial+for+which+setting%3F&rft.title=Journal+of+Epidemiology+and+Population+Health&rft.genre=article