1. Indications for blood transfusion;Blackburn;Practitioner,1965
2. Management strategies in the Jehovah's Witness patient;Bragg;Contemporary Surgery,1990
3. Minimal-exposure transfusion: A new approach to homologous blood transfusion;Brecher;Mayo Clin Proc,1988
4. Blood transfusion in medically treatable chronic anemia;Carmel;Arch Pathol Lab Med,1989
5. Severity of anaemia and operative mortality and morbidity;Carson;Lancet,1988