Br Med J 1924; 1 doi: (Published 19 April 1924) Cite this as: Br Med J 1924;1:728

Article usage

Article metrics provide readers and authors with an indication of how often a specific article has been accessed month by month. It counts three formats - abstract/extract, full text and pdf. The page is updated each day.

December 20152
July 20143
February 20121
August 20111
November 20102
October 20102
September 20102