Maintenance work on the ZORA database servers is scheduled for Thursday 25th July 2019 from 19:00-20:00. During this period ZORA and JDB will not be available. Thank you for your understanding.
Pfeil, Alena M; Imfeld, Patrick; Pettengell, Ruth; Jick, Susan S; Szucs, Thomas D; Meier, Christoph R; Schwenkglenks, Matthias (2015). Trends in incidence and medical resource utilisation in patients with chronic lymphocytic leukaemia: insights from the UK Clinical Practice Research Datalink (CPRD). Annals of Hematology, 94(3):421-429.