title: International reference standards in coagulation.
authors.affiliation: Haemostasis Section, Biotherapeutics Group, National Institute for Biological Standards and Control, A Centre for the Health Protection Agency, South Mimms, Potters Bar, Hertfordshire EN63QG, UK. Sanj.Raut@nibsc.hpa.org.uk
authors.forename: Sanj
authors.initials: S
authors.lastname: Raut
authors.forename: Anthony R
authors.initials: AR
authors.lastname: Hubbard