Subgroup analysis in clinical trials.
Cook
David I
DI
Department of Physiology (F-13), University of Sydney, Sydney, NSW 2006, Australia. davidc@physiol.usyd.edu.au
Gebski
Val J
VJ
Keech
Anthony C
AC
D002986:Clinical Trials as Topic / Q000379:methods* / Q000706:statistics & numerical data*; D003627:Data Interpretation, Statistical; D006801:Humans; D012107:Research Design