James Powell Willis, M.B., B.S.DurhBr Med J 1901; 1 doi: http://dx.doi.org/10.1136/bmj.1.2102.937 (Published 13 April 1901) Cite this as: Br Med J 1901;1:937
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