Letter from Mr M C Malone-Lee to Regional General Managers of Special Health Authorities re National Blood Transfusion Service; Hepatitis C antibody screening agreed of blood and plasma likely to be implemented 1 September 1991. Annex B details the funding of HCV testing for regional transfusion centres, details of the plasma stockpile credit and plasma prices, quality assurance and accountability to be ensure by a hospital consultant. Table in Annex C details the cost of plasma.