When and how often should allogeneic haematopoietic cell transplantation recipients be vaccinated against severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) is unclear. The report by Bankova et al. suggests that a third SARS-CoV-2 vaccine dose is important but still insufficient in some patients to establish an adequate humoral response. Commentary on: Bankova et al. Antibody response to a third SARS-CoV-2 vaccine dose in recipients of an allogeneic hematopoietic cell transplantation. Br J Haematol. 2023;201:58-63.
Keywords: Covid-19; SARS-CoV-2; allogeneic; hematopoietic cell transplantation; transplantation; vaccination.
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