Medical Practice

Personal View

Br Med J 1971; 4 doi: https://doi.org/10.1136/bmj.4.5789.744 (Published 18 December 1971) Cite this as: Br Med J 1971;4:744

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