Citation

Mason BW, Lyons RA. J. Epidemiol. Community Health 2003; 57(5): 353-354.

Affiliation

Public Health Laboratory Service, Communicable Disease Surveillance Centre, Cardiff, Wales, UK. brendan.mason@phls.wales.nhs.uk

Copyright

(Copyright © 2003, BMJ Publishing Group)

DOI

unavailable

PMID

12700219

PMCID

PMC1732455

Abstract

[Abstract unavailable]

Language: en