DELTA 2 guidance on choosing the target difference and undertaking and reporting the sample size calculation for a randomised controlled trial
Citation
Cook , J A , Julious , S A , Sones , W , Hampson , L V , Hewitt , C , Berlin , J A , Ashby , D , Emsley , R , Fergusson , D A , Walters , S J , Wilson , E C F , MacLennan , G , Stallard , N , Rothwell , J C , Bland , M , Brown , L , Ramsay , C R , Cook , A , Armstrong , D , Altman , D & Vale , L D 2018 , ' DELTA 2 guidance on choosing the target difference and undertaking and reporting the sample size calculation for a randomised controlled trial ' , BMJ , vol. 363 , k3750 . https://doi.org/10.1136/bmj.k3750
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