P1503: REAL WORLD DATA ON EFFICACY OF PHARMACEUTICAL-GRADE L-GLUTAMINE IN PREVENTING SICKLE CELL DISEASE-RELATED ACUTE COMPLICATIONS AND HEMOLYSIS IN PEDIATRIC AND ADULT PATIENTS. (23rd June 2022) - Elenga, N.; Etienne-Julan, M.; Loko, G.; AlOkka, R.; Adel, A.; Yassin, M.