HCDO0000252_042 - Letter from Dr A L Bloom and Dr C R Rizza to all Haemophilia Centre Directors - 11 Jan 1982

Letter from Dr. A.L. Bloom and Dr C.R. Rizza Oxford Haemophilia Centre to all Haemophilia Centre Directors re companies introducing preparations of factor VIII and factor IX processed to reduce the risk of transmitting hepatitis B and nonA nonB.