TY - CONF T1 - Sample size determination through power simulation; practical lessons from a stepped wedge cluster randomised trial (SW CRT). JO - Trials PY - 2011/12/13 AU - Dimairo M AU - Bradburn M AU - Walters SJ ED - DO - DOI: 10.1186/1745-6215-12-S1-A26 VL - 12 Suppl 1 SP - A26 Y2 - 2024/12/22 ER -