[1] Kings Coll London, Fac Life Sci & Med, London, England
[2] Kings Coll Hosp NHS Fdn Trust, London, England
[3] Aristotle Univ Thessaloniki, Surg Dept 5, Thessaloniki, Greece
[4] Karolinska Inst, Stockholm, Sweden
[5] MRC Univ Glasgow, Glasgow, Lanark, Scotland
[6] Uppsala Univ, Uppsala, Sweden
[7] CERTH, Inst Appl Biosci, Thessaloniki, Greece
[8] G Papanikolaou Hosp, Hematol Dept, Thessaloniki, Greece
[9] G Papanikolaou Hosp, HCT Unit, Thessaloniki, Greece