Authors
R.J. Sokol
FRCPath, Consultant Haematologist, National Blood Service— Trent Centre, Longley Lane, Sheffield, Sheffield, United Kingdom
D.J. Booker
Red Cell Reference Manager, National Blood Service— Trent Centre, Sheffield, United Kingdom
R. Stamps
Head of Hospital Referrals, National Blood Service—Trent Centre, Sheffield, United Kingdom
S. Jalihal
Consultant Haematologist, Scunthorpe General Hospital, Scunthorpe, United Kingdom
B. Paul
FRCPath, Consultant Haematologist, Bassetlaw General Hospital, Worksop, United Kingdom