United Kingdom external quality assessment schemes : background and terms of reference : prepared under the auspices of the Department of Health Advisory Committee on Assessment of Laboratory Standards /
Lewis, S. M.(Shirley Mitchell)
Jennings, R. D.
Great Britain.Department of Health.
London : Department of Health,
1989.
At head of title : NEQAS.
Great Britain. Advisory Committee on Assessment of Laboratory Standards.
Medical laboratories.