Research Article
Vision screening in children tested at 7, 11, and 16 years.
Br Med J 1978; 1 doi: https://doi.org/10.1136/bmj.1.6123.1312 (Published 20 May 1978) Cite this as: Br Med J 1978;1:1312
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.