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
. 1992 Nov 14;305(6863):1225-6.
doi: 10.1136/bmj.305.6863.1225-c.

Confounding in epidemiological studies

A Morabia
Comment

Confounding in epidemiological studies

A Morabia. BMJ. .
No abstract available

PubMed Disclaimer

Comment in

  • Confounding in epidemiological studies.
    Phillips AN, Davey Smith G. Phillips AN, et al. BMJ. 1993 Jan 9;306(6870):142. doi: 10.1136/bmj.306.6870.142-b. BMJ. 1993. PMID: 8435623 Free PMC article. No abstract available.

Comment on

References

    1. BMJ. 1992 Sep 26;305(6856):757-9 - PubMed

LinkOut - more resources