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Subgroup analysis in clinical trials

David I Cook, Val J Gebski and Anthony C Keech
Med J Aust 2004; 180 (6): 289-291.

Clinical trials represent a major investment by investigators, sponsors and participants, and it is reasonable to attempt to gain the maximum information from them.

David I Cook, MD, FRACP, Professor of Cellular Physiology1
Val J Gebski, BA, MStat, Associate Professor and Principal Research Fellow2
Anthony C Keech, MScEpid, FRACP, Deputy Director3
1 Department of Physiology, University of Sydney, Sydney, NSW.
2 NHMRC Clinical Trials Centre, University of Sydney, Camperdown, NSW.
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