Medical Practice
Personal View
Br Med J 1975; 4 doi: https://doi.org/10.1136/bmj.4.5994.456 (Published 22 November 1975) Cite this as: Br Med J 1975;4:456
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.