作者单位:M. A. Pi?án (1) (3) M. T. Ardanaz (2) J. M. Guinea (2) J. C. García-Ruiz (1)
1. Department of Haematology, Cruces University Hospital, Cruces, Baracaldo, Vizcaya, 48903, Spain 3. C/Santiago Brouard 5-6C, Bilbao, 48012, Spain 2. Department of Haematology, Alava-Txagorritxu University Hospital, Vitoria, 01009, Spain