P1068: UPDATED RESULTS FROM AN OPEN-LABEL PHASE 1/2 STUDY OF FAVEZELIMAB IN COMBINATION WITH PEMBROLIZUMAB IN PATIENTS WITH RELAPSED OR REFRACTORY CLASSICAL HODGKIN LYMPHOMA AFTER ANTI–PD-1 TREATMENT - John Timmerman; David Lavie; Nathalie Johnson; Abraham Avigdor; Peter Borchmann; Charalambos Andreadis; Ali Bazargan; Gareth Gregory; Colm Keane; Inna Tzoran; Vladan Vucinic; Pier Luigi Zinzani; et al. (HemaSphere, 2023)