Stéphanie Poulain, Isabelle Dervite, Xavier Leleu, Valérie Coiteux, Patrick Duthilleul, Pierre Morel. The IL6(-174G/C) polymorphism is a prognostic factor for survival after treatment initiation in Waldenström macroglobulinemia patients aged 65 years or less. Haematologica 2008;93(7):1109-1111; https://doi.org/10.3324/haematol.12530.