Persistence of immune response in heterologous COVID vaccination schedules in the Com-COV2 study – A single-blind, randomised trial incorporating mRNA, viral-vector and protein-adjuvant vaccines

R. H. Shaw, Melanie Greenland, Arabella Stuart, Parvinder K. Aley, Nick Andrews, J. Claire Cameron, Sue Charlton, Elizabeth Clutterbuck, Andrea M. Collins, Tom Darton, Tanya Dinesh, C.J. Duncan, Saul N. Faust, Daniela M. Ferreira, Adam Finn, Anna L. Goodman, Christopher Green, Bassam Hallis, Paul T. Heath, Helen Hill, Teresa Lambe, Vincenzo Libri, Patrick Lillie, Ella Morey, Yama F Mujadidi, Ruth Payne, Emma L Plested, Samuel Provstgaard-Morys, Maheshi Ramasamy, Mary Ramsay, Robert C. Read, Hannah Robinson, Gavin Screaton, Nisha Singh, David P. J. Turner, Paul Turner, Rachel White, Jonathan S Nguyen-Van-Tam, Xinxue Liu, Matthew D. Snape