Mats Jerkeman, MD, PhD, Skane University Hospital, Lund, Sweden, discusses the mantle cell lymphoma (MCL) Complete project, an initiative which aims to collaborate population-based data from the Swedish lymphoma register with patient records, data from first-line treatments, histopathology, and co-morbidity data to have a complete database on MCL in Sweden. At ASH 2020, overall survival (OS) and progression-free survival (PFS) data with first-line treatment and successive lines of therapy on patients with MCL were presented. This interview took place during the 62nd American Society of Hematology (ASH) Annual Meeting and Exposition, 2020.