Sigurdur Y. Kristinsson, Paul W. Dickman, Wyndham H. Wilson, Neil Caporaso, Magnus Björkholm, Ola Landgren. Improved survival in chronic lymphocytic leukemia in the past decade: a population-based study including 11,179 patients diagnosed between 1973–2003 in Sweden. Haematologica 2009;94(9):1259-1265; https://doi.org/10.3324/haematol.2009.007849.