1. Clinical Biochemistry Department , Hospital Universitario Central de Asturias , Oviedo , Spain
2. Laboratory Medicine Department , Hospital Universitario Central de Asturias , Oviedo , Spain
3. Hematology and Haemotherapy Department , Hospital Universitario Central de Asturias , Oviedo , Spain
4. Immunology Department , Hospital Universitario Central de Asturias , Oviedo , Spain
5. Laboratory Medicine Department, Hospital Universitario Central de Asturias, Avda. Roma s/n – 33011 Oviedo, Spain; Hematology and Haemotherapy Department, Hospital Universitario Central de Asturias, Avda. Roma s/n – 33011 Oviedo, Spain; and Hematology and Haemotherapy Department, Laboratory of Medicine , Hospital Universitario Central de Asturias , Oviedo , Spain , Phone: +34 985 10 80 00, Ext 37138