Thinking while balancing: what to do about replacing dropouts.
R I
RI
Shader
J S
JS
Harmatz
D J
DJ
Greenblatt
D015982:Bias; D002986:Clinical Trials as Topic / Q000706:statistics & numerical data*; D015331:Cohort Studies; D006801:Humans; D010352:Patient Dropouts / Q000706:statistics & numerical data*