1. Department of Pathology; Odense University Hospital; Odense Denmark
2. Department of Hematology; Odense University Hospital; Odense Denmark
3. Institut d'Investigacions Biomèdiques August Pi I Sunyer (IDIBAPS); Hospital Clinic; University of Barcelona; Barcelona Spain
4. Department of Hematology; Hospital of Southern Jutland; Aabenraa Denmark
5. Department of Hematology; Hospital of Southwestern Jutland; Esbjerg Denmark