Characteristics and outcome of human immunodeficiency virus (HIV)‐associated primary effusion lymphoma as observed in the German HIV‐related lymphoma cohort study. (7th May 2021) - Hentrich, Marcus; Müller, Markus; Wyen, Christoph; Bogner, Johannes; Thomssen, Henrike; Wasmuth, Jan‐Christian; Wolf, Timo; Hoffmann, Christian; Schommers, Philipp