Intended for healthcare professionals

Medical Practice

Personal View

Br Med J 1974; 3 doi: https://doi.org/10.1136/bmj.3.5931.623 (Published 07 September 1974) Cite this as: Br Med J 1974;3:623
PDF extract preview

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

Log in

Log in through your institution

Subscribe

* For online subscription