1. Trinity College Dublin; School of Nursing & Midwifery; 24 D'Olier St Dublin Ireland
2. All Ireland Cooperative Oncology Research Group (ICORG); 60 Fitzwilliam Square Dublin Ireland
3. St James´s Hospital; Dublin Ireland
4. University Hospital of Cologne; Cochrane Haematological Malignancies Group, Department I of Internal Medicine; Kerpener Str. 62 Cologne Germany 50937
5. University of Birmingham; Cancer Research Clinical Trials Unit, School of Cancer Sciences; Edgbaston Birmingham UK B15 2TT