Reports and Analyses and Descriptions of New InventionsBr Med J 1890; 1 doi: https://doi.org/10.1136/bmj.1.1527.790-a (Published 05 April 1890) Cite this as: Br Med J 1890;1:790
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