[This corrects the article DOI: 10.3389/fmed.2022.936126.].
Keywords: COVID-19; COVID-19 vaccination; heterologous vaccination; kidney transplantation; third vaccination.
Copyright © 2022 Heinzel, Schrezenmeier, Regele, Hu, Raab, Eder, Aigner, Jabbour, Aschauer, Stefanski, Dörner, Budde, Reindl-Schwaighofer and Oberbauer.