Research Article

ABC of 1 to 7. The terrible 2s.

Br Med J (Clin Res Ed) 1981; 282 doi: https://doi.org/10.1136/bmj.282.6278.1776 (Published 30 May 1981) Cite this as: Br Med J (Clin Res Ed) 1981;282:1776

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