China
Chongqing Medical University - Institute for Viral Hepatitis
HBV; Breakthrough Infection; Core Antibody; Blood Transfusion; Immunosuppressive Therapy; Children
Cluster, COVID-19, transmission, infection rate
breakthrough HBV infection; hepatitis B core antibody; blood transfusion; immunosuppressive therapy; children
Hepatitis B virus; breakthrough infection; acute lymphocyte leukemia; children
COVID-19, post-exposure prophylaxis, antibody cocktail, nasal spray, clinical trial
hepatitis B virus, immunity, chemotherapy, acute lymphoblastic leukemia, children