Career Focus
Briefing
BMJ 1999; 319 doi: https://doi.org/10.1136/bmj.319.7203.3 (Published 17 July 1999) Cite this as: BMJ 1999;319:S3-7203
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.