Intended for healthcare professionals


On a Portable Spirometer

Br Med J 1870; 1 doi: (Published 05 February 1870) Cite this as: Br Med J 1870;1:129

This article has a correction. Please see:

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

PDF extract preview

Log in

Log in through your institution


* For online subscription