Effectiveness of Paxlovid in the treatment of the SARS-CoV-2 Omicron variant infection in children with hematologic malignancies: a retrospective cohort study - Deng, Xiaoxia; Jiang, Yuelian; Chen, Wenjuan; Qin, Xia; Chen, Jing; Li, Hao; Cao, Qing (Translational Cancer Research, 2024)