Scarfò L, Chatzikonstantinou T, Rigolin GM, Quaresmini G, Motta M, Vitale C, Garcia-Marco JA, Hernández-Rivas JÁ, Mirás F, Baile M, Marquet J, Niemann CU, Reda G, Munir T, Gimeno E, Marchetti M, Quaglia FM, Varettoni M, Delgado J, Iyengar S, Janssens A, Marasca R, Ferrari A, Cuéllar-García C, Itchaki G, Špaček M, De Paoli L, Laurenti L, Levin MD, Lista E, Mauro FR, Šimkovič M, Van Der Spek E, Vandenberghe E, Trentin L, Wasik-Szczepanek E, Ruchlemer R, Bron D, De Paolis MR, Del Poeta G, Farina L, Foglietta M, Gentile M, Herishanu Y, Herold T, Jaksic O, Kater AP, Kersting S, Malerba L, Orsucci L, Popov VM, Sportoletti P, Yassin M, Pocali B, Barna G, Chiarenza A, Dos Santos G, Nikitin E, Andres M, Dimou M, Doubek M, Enrico A, Hakobyan Y, Kalashnikova O, Ortiz Pareja M, Papaioannou M, Rossi D, Shah N, Shrestha A, Stanca O, Stavroyianni N, Strugov V, Tam C, Zdrenghea M, Coscia M, Stamatopoulos K, Rossi G, Rambaldi A, Montserrat E, Foà R, Cuneo A, Ghia P: COVID-19 severity and mortality in patients with chronic lymphocytic leukemia: a joint study by ERIC, the European Research Initiative on CLL, and CLL Campus. Leukemia. Epub 2020 Jul 9. 2020 Sep;34(9):2354-2363. PMID: 32647324. doi: 10.1038/s41375-020-0959-x.