Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation
Comment
. 1999 Apr 24;318(7191):1138.
doi: 10.1136/bmj.318.7191.1138.

Clinical trials. Simple megatrials are not sufficient

Comment

Clinical trials. Simple megatrials are not sufficient

D Barer. BMJ. .
No abstract available

PubMed Disclaimer

Comment on

References

    1. Peto R, Baigent C. Trials: the next 50 years. Large scale randomised evidence of moderate benefits. BMJ. 1998;317:1170–1171. . (31 October.) - PMC - PubMed
    1. Barer D, Ellul J. From meta-analysis to epi-analysis: the European Stroke Database Project. In: Fracchia G, Haavisto K, editors. European medicines research, perspectives in clinical trials. Cambridge: European Conference Publications; 1996. pp. 157–164.
    1. Gladman J, Barer D, Langhorne P. Specialist rehabilitation after stroke. BMJ. 1996;312:1623–1624. - PMC - PubMed
    1. BMJ. 1998. pp. 1167–1172. ; 1177-1212; 1217-48. (31 October.)
    1. Peto R, Baigent C. Trials: the next 50 years. BMJ. 1998;317:1170–1171. . (31 October.) - PMC - PubMed