Intended for healthcare professionals

Correspondence

Points: How to create and maintain an age-sex register

Br Med J (Clin Res Ed) 1987; 295 doi: https://doi.org/10.1136/bmj.295.6596.504-f (Published 22 August 1987) Cite this as: Br Med J (Clin Res Ed) 1987;295:504