title: The development and role of international biological reference materials in the diagnosis of anaemia.
authors.affiliation: Biotherapeutics Group, National Institute for Biological Standards and Control, Blanche Lane, South Mimms, Potters Bar, Herts EN63QG, UK. susan.thorpe@nibsc.hpa.org.uk
authors.forename: Susan J
authors.initials: SJ
authors.lastname: Thorpe