Research Article
Sphygmomanometers: errors due to blocked vents.
Br Med J 1979; 1 doi: https://doi.org/10.1136/bmj.1.6166.789 (Published 24 March 1979) Cite this as: Br Med J 1979;1:789This is a PDF-only article. The first page of the PDF of this article appears above.