TY - JOUR T1 - Sample size considerations for trials using cerebral white matter hyperintensity progression as an intermediate outcome at 1 year after mild stroke: Results of a prospective cohort study JO - Trials UR - http://eprints.whiterose.ac.uk/114335/ PY - 2017/02/21 AU - Chappell FM AU - del Carmen Vald茅s Hern谩ndez M AU - Makin SD AU - Shuler K AU - Sakka E AU - Dennis MS AU - Armitage PA AU - Mu帽oz Maniega S AU - Wardlaw JM ED - DO - DOI: 10.1186/s13063-017-1825-7 VL - 18 IS - 1 Y2 - 2025/04/07 ER -