Leukemia, Lymphocytic, Chronic, B-Cell

• Pratia MCM Krakow — Krakow, Poland
• Uniwersytecki Szpital Kliniczny im. Jana Mikulicza-Radeckiego we Wroclawiu — Wroclaw, Poland
• Hosp. Univ. Fund. Jimenez Diaz — Madrid, Spain
• Clinica Univ. de Navarra — Pamplona, Spain

• National Institutes of Health Clinical Center, 9000 Rockville Pike — Bethesda, Maryland, United States

• Hospital De Txagorritxu; Servicio de Hematologia — Vitoria-Gasteiz, Alava, Spain
• Hospital Universitario Puerta del Mar; Servicio de Hematologia — Cadiz, Spain
• Hospital de Jerez de la Frontera; Servicio de Hematologia — Jerez de la Frontera, Cadiz, Spain
• Hospital Universitario Marques de Valdecilla; Servicio de Hematologia — Santander, Cantabria, Spain

• Duke University Medical Center — Durham, North Carolina, United States

• Hospital Germans Trias i Pujol — Badalona, Barcelona, Spain
• Hospital Durán I Reynals — L'Hospitalet de Llobregat, Barcelona, Spain
• Hospital Parc Taulí — Sabadell, Barcelona, Spain
• C.H. Universitario A Coruña — A Coruña, La Coruña, Spain

• Washington University School of Medicine — St Louis, Missouri, United States

• Birmingham, Alabama, United States
• Berkeley, California, United States
• Burbank, California, United States
• Concord, California, United States

• Nagoya, Aichi-ken, Japan
• Chiba, Japan
• Tsukuba, Ibaraki, Japan
• Sendai, Miyagi, Japan

Not specified

• Medizinische Universitaet Innsbruck, Abtlg. f. Haematologie und Onkologie — Innsbruck, Tyrol, Austria
• Landeskrankenhaus Feldkirch — Feldkirch, Austria
• Krankenhaus d. Barmherzigen Schwestern Linz — Linz, Austria
• Krankenhaus der Elisabethinen Linz GmbH — Linz, Austria