Platform Randomised trial of INterventions against COVID-19 In older peoPLE (PRINCIPLE): protocol for a randomised, controlled, open-label, adaptive platform, trial of community treatment of COVID-19 syndromic illness in people at higher risk.
Gail HaywardChristopher C ButlerLy-Mee YuBenjamin R SavilleNicholas BerryJienchi DorwardOghenekome Abisoye GbinigieOliver van HeckeEmma OgburnHannah SwayzeEmily BongardJulie AllenSharon TonnerHeather RutterSarah Tonkin-CrineAleksandra J BorekDavid JudgeJenna GrabeyJeremy van VlymenNicholas P B ThomasPhilip H EvansMonique I AnderssonMartin LlewelynMahendra PatelSusan HopkinsF D Richard HobbsPublished in: BMJ open (2021)
ISRCTN86534580.