Supplement 1433Br Med J 1932; 1 doi: http://dx.doi.org/10.1136/bmj.1.3711.S61 (Published 20 February 1932) Cite this as: Br Med J 1932;1:S61
Log in using your username and password
Log in through your institution
Register for a free trial to thebmj.com to receive unlimited access to all content on thebmj.com for 14 days.
Sign up for a free trial