Efficacy and safety of baloxavir marboxil vs. oseltamivir in Chinese outpatients with influenza B: an IPTW-adjusted real-world cohort study - Zhixiang Gong; Xiaonan Yu; Qiaoli Han; Ling Lu; Yang Liu; Bin Pei; Zi Wang (Naunyn-Schmiedeberg's Archives of Pharmacology, 2026)