Mortality and causes of death in Dutch haemophiliacs - Rosendaal, FR; Varekamp, I; Smit, C; Brocker-Vriends, AHJT; van Dijck, H; Vandenbroucke, JP; Hermans, J; Suurmeijer, TPBM; Briet, E (Br J Haematol, 1989)