PB2222: THE PROTECTIVE EFFECT OF THE SPLEEN IN SICKLE CELL PATIENTS. A COMPARATIVE STUDY BETWEEN PATIENTS WITH ASPLENIA AND HYPERSPLENISM. (23rd June 2022) - Peretz, S.; Livshits, L.; Pretorius, E.; Makhro, A.; Bogdanova, A.; Gassmann, M.; Koren, A.; Levin, C.