Zapatka, Marc, Eugen Tausch, Selcen Öztürk, Deyan Yordanov Yosifov, Martina Seiffert, Thorsten Zenz, Christof Schneider, Johannes Blöhdorn, Hartmut Döhner, Daniel Mertens, Peter Lichter, and Stephan Stilgenbauer. 2022. “Clonal Evolution in Chronic Lymphocytic Leukemia Is Scant in Relapsed But Accelerated in Refractory Cases After chemo(immune) Therapy”. Haematologica 107 (3). Pavia, Italy, 604-14. https://doi.org/10.3324/haematol.2020.265777.