TY - JOUR T1 - Sample size estimation for randomised controlled trials with repeated assessment of patient-reported outcomes : what correlation between baseline and follow-up outcomes should we assume? JO - Trials UR - http://eprints.whiterose.ac.uk/151503/ PY - 2019/09/13 AU - Walters SJ AU - Jacques RM AU - dos Anjos Henriques-Cadby IB AU - Candlish J AU - Totton N AU - Xian MTS ED - DO - DOI: 10.1186/s13063-019-3671-2 PB - Springer Science and Business Media LLC VL - 20 IS - 1 Y2 - 2024/09/20 ER -