Book Review
Sleep
Br Med J 1964; 1 doi: https://doi.org/10.1136/bmj.1.5395.1434 (Published 30 May 1964) Cite this as: Br Med J 1964;1:1434
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.