Journal Rack
Journal rack:
BMJ 2002; doi: https://doi.org/10.1136/bmjusa.02080006 (Published 10 October 2002) Cite this as: BMJ 2002;:bmj;bmjusa.02080006v1
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.