Letter

Exercise training in chronic bronchitis.

Br Med J 1980; 280 doi: https://doi.org/10.1136/bmj.280.6225.1229 (Published 17 May 1980) Cite this as: Br Med J 1980;280:1229

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