Keywords: |
clinical article; aged; human cell; case report; flow cytometry; immunoglobulin g; humoral immunity; receptor binding; peripheral blood mononuclear cell; neutralizing antibody; antibodies, neutralizing; limit of detection; antibodies, viral; virus antibody; virus neutralization; diffuse large b cell lymphoma; cd20 antibody; humoral immune deficiency; very elderly; humans; human; female; article; virus spike protein; cyclophosphamide plus doxorubicin plus etoposide plus prednisolone plus rituximab plus vincristine; severe acute respiratory syndrome coronavirus 2; covid-19; sars-cov-2; coronavirus spike glycoprotein; spike protein, sars-cov-2; spike glycoprotein, coronavirus; tozinameran; sars-cov-2 omicron; surrogate virus neutralization test
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