Supplement 1006Br Med J 1923; 2 doi: https://doi.org/10.1136/bmj.2.3272.S121 (Published 15 September 1923) Cite this as: Br Med J 1923;2:S121
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