P660: SEROLOGIC RESPONSE TO THE SECOND AND THIRD DOSE OF THE SARS-COV-2 VACCINE IN PATIENTS WITH CHRONIC LYMPHOCYTIC LEUKEMIA: RESULTS OF A PROSPECTIVE, CENTRALIZED, MULTICENTER STUDY.

oleh: F. R. Mauro, D. Giannarelli, C. Galluzzo, A. Visentin, A. M. Frustaci, P. Sportoletti, C. Vitale, G. Reda, M. Gentile, L. Levato, R. Murru, D. Armiento, C. Ielo, R. Maglione, E. Crisanti, A. Cipiciani, V. Mattiello, V. Gianfelici, L. Barabino, R. Amici, M. Coscia, A. Tedeschi, L. Trentin, S. Baroncelli