British Medical JournalBr Med J 1865; 1 doi: http://dx.doi.org/10.1136/bmj.1.226.434 (Published 29 April 1865) Cite this as: Br Med J 1865;1:434
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