P1517: HUMORAL AND CELLULAR IMMUNE RESPONSES TO SARS-COV-2 NATURAL INFECTION OR VACCINATION IN PATIENTS WITH CHRONIC LYMPHOCYTIC LEUKEMIA (CLL): A STUDY BY ERIC, THE EUROPEAN RESEARCH INITIATIVE ON CLLAlessandro Campanella, Paolo Ghia, Caterina Taccetti et al.|HemaSphere|2023Cited by 0