Correspondence

Childhood respiratory infection and adult chronic bronchitis in England and Wales

Br Med J (Clin Res Ed) 1987; 294 doi: https://doi.org/10.1136/bmj.294.6564.118-a (Published 10 January 1987) Cite this as: Br Med J (Clin Res Ed) 1987;294:118

This is a PDF-only article. The first page of the PDF of this article appears below.

PDF extract preview

Sign in

Log in through your institution

Subscribe