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Correspondence

Behind the speaker

BMJ 1992; 304 doi: https://doi.org/10.1136/bmj.304.6818.56-b (Published 04 January 1992) Cite this as: BMJ 1992;304:56

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.

Usage statistics: January 2009 to March 2018

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AbstractFullPdf
Jan 2009020
Sep 2010002
Oct 2010002
Nov 2010002
May 2011001
Sep 2011001
Nov 2011001
Jan 2012001
Feb 2012001
Jan 2013004
Jul 2013003
Jan 2014001
Jul 2014005
Dec 2015001
Mar 2018001
Total0226