Topics: myeloma, leukaemia, acute lymphoblastic leukaemia, chronic myeloid leukaemia, immune response, acute leukaemia, multiple myeloma, sickle cell disease, blood transfusion, haemophilia, immunological blood transfusion reaction, blood transfusion reaction, blood donor, anaemia, iron deficiency anaemia, haemolysis, G6PD deficiency disorder, chronic lymphocytic leukaemia