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Papers

Unexplained differences in sex ratios at birth in Europe and North America

BMJ 2002; 324 doi: https://doi.org/10.1136/bmj.324.7344.1010 (Published 27 April 2002) Cite this as: BMJ 2002;324:1010

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.

Usage statistics: July 2003 to April 2020

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