P1090: CAMRELIZUMAB (CAM) COMBINED WITH GEMOX CHEMOTHERAPY RESULTS IN HIGH COMPLETE METABOLIC RESPONSE RATES IN RELAPSED/REFRACTORY CLASSIC HODGKIN LYMPHOMA (CHL): A PHASE II TRIAL. (23rd June 2022) - Xie, Y.; Tang, Y.; Zheng, W.; Ping, L.; Lin, N.; Tu, M.; Zhang, C.; Ying, Z.; Liu, W.; Deng, L.; Wu, M.; Mi, L.; et al.