Fig. 2From: A French multicentric prospective prognostic cohort with epidemiological, clinical, biological and treatment information to improve knowledge on lymphoma patients: study protocol of the “REal world dAta in LYmphoma and survival in adults” (REALYSA) cohortRecruiting centers in REALYSA study. Complementary information: The figure has been created by our own team with open source R software (version 4.0.2), using the packages maptools, raster, maps and mapdataBack to article page