Original ResearchPublished 12 October 2026Donor–recipient Hepatitis B serological patterns and post-transplant HBV events in pediatric living donor liver transplantation: a single-center retrospective cohort with a nested case seriesYing Le · Haifeng Tang · Quanhai Zhang · Jiajun Weng · Lianbin Huang · Xiaoke Dai · Mingman ZhangFrontiers in Immunologydoi 10.3389/fimmu.2026.1977829