Additional heterologous versus homologous booster vaccination in immunosuppressed patients without SARS-CoV-2 antibody seroconversion after primary mRNA vaccination: a randomized controlled trial
bioRxiv (2021) - Comments
doi: 10.1101/2021.09.05.21263125 

Michael Bonelli, Daniel Mrak, Selma Tobudic, Daniela Sieghart, Maximilian Koblischke, Peter Mandl, Barbara Kornek, Elisabeth Simader, Helga Radner, Thomas Perkmann, Helmuth Haslacher, Margareta Mayer, Philipp Hofer, Kurt Redlich, Emma Husar-Memmer, Ruth Fritsch-Stork, Renate Thalhammer, Karin Stiasny, Stefan Winkler, Josef S. Smolen