The regulatory capacity of B cells directs the aggressiveness of CLL oleh Audrey Mohr, Marie Cumin, Cristina Bagacean, Pierre Pochard, Christelle Le Dantec, Sophie Hillion, Yves Renaudineau, Christian Berthou, Adrian Tempescul, Hussam Saad, Jacques-Olivier Pers, Anne Bordron, Christophe Jamin