P701: COVID-19 IN PATIENTS WITH CHRONIC MYELOID LEUKEMIA IN TREATMENT-FREE REMISSION: DISEASE SEVERITY AND IMPACT ON TFR STATUS. (23rd June 2022) - Saußele, S.; Evans, N.; Nicolini, F. E.; Chelysheva, E.; Réa, D.; Castagnetti, F.; Claudiani, S.; Rodrigues, R.; Kok, C.; Hughes, T.