Kahan, Brennan C.Hall, Sophie S.Beller, Elaine M.Birchenall, MeganElbourne, DianaJuszczak, EdmundLittle, PaulFletcher, JohnGolub, Robert M.Goulao, BeatrizHopewell, SallyIslam, NazrulZwarenstein, MerrickChan, An-WenMontgomery, Alan A.2023-12-192023-12-192023-12-05Kahan, B C, Hall, S S, Beller, E M, Birchenall, M, Elbourne, D, Juszczak, E, Little, P, Fletcher, J, Golub, R M, Goulao, B, Hopewell, S, Islam, N, Zwarenstein, M, Chan, A-W & Montgomery, A A 2023, 'Consensus Statement for Protocols of Factorial Randomized Trials : Extension of the SPIRIT 2013 Statement', JAMA Network Open, vol. 6, no. 12, e2346121. https://doi.org/10.1001/jamanetworkopen.2023.461212574-3805RIS: urn:C2C002A6F20884B7CCACFE72DDB772BFhttps://hdl.handle.net/2164/22456Funding/Support: This work was supported by the Medical Research Council [grant number MR/V020803/1].12851214engR MedicineMedical Research Council (MRC)MR/V020803/1RJournal article10.1001/jamanetworkopen.2023.46121612