TY - JOUR T1 - Measurement in clinical trials: a neglected issue for statisticians? JO - Stat Med PY - 2009/11/20 AU - Senn S AU - Julious S ED - DO - DOI: 10.1002/sim.3603 VL - 28 IS - 26 SP - 3189 EP - 3209 Y2 - 2024/12/22 ER -