OBINUTUZUMAB PLUS DHAP FOLLOWED BY AUTOLOGOUS STEM CELL TRANSPLANTATION (ASCT) PLUS OBINUTUZUMAB MAINTENANCE PROVIDES A HIGH MRD RESPONSE RATE IN UNTREATED MCL PATIENTS. RESULTS OF LYMA‐101 TRIAL, A LYSA GROUP STUDY. (12th June 2019) - Le Gouill, S.