@article{article, title = {{Correction to: Choosing the target difference and undertaking and reporting the sample size calculation for a randomised controlled trial 鈥� the development of the DELTA2 guidance}}, publisher = {{Springer Science and Business Media LLC}}, url = {{}}, year = {{2019}}, month = {{12}}, author = {{Sones W and Julious SA and Rothwell JC and Ramsay CR and Hampson LV and Emsley R and Walters SJ and Hewitt C and Bland M and Fergusson DA and Berlin JA et al}}, doi = {{10.1186/s13063-019-3809-2}}, volume = {{20}}, journal = {{Trials}}, issue = {{1}}, note = {{Accessed on 2025/04/11}}}