Acknowledgements
DIAZ, SIDA
We thank the trial volunteers for their contribution and commitment to vaccine research. We are thankful to the staff of Laboratorio Pablo Cassará for their essential contribution to the development, scaling, manufacture, control and stability studies of the clinical batches of ARVAC CG antigen and vaccine: Krum, Valeria; Drehe, Ignacio; Zurvarra, Francisco; Baque, Jonathan; Payes, Cristian; Heinrich, Brenda; Gambone, Melisa; Descoins, Horacio; De Nichilo, Analía; Sidabra, Johanna; Licausi, Mariana; Cortez, Christian; Roman, María Victoria; Villar, Alejandra; Diaz, Sebastián; Frattolillo, Matías; Mestre, Diego; Gonzalo, Javier; Maluvini, Ernesto; Sperandini, Cecilia; Farre, Paola; Trovato, Fernando; Strada, Ariel; Cocciolo, Giovanna; and Privitera, Anabella. We additionally thank Roberto Debagg for giving valuable advice during to the design and completion of the clinical trial. We thank Daniela Hozbor for the access to the samples obtained during the COVID-19 serology surveillance strategy implemented by the Ministry of Health of the Province of Buenos Aires. We thank Florencia Quiroga, Gabriela Turk and Natalia Laufer for performing T cell stimulation assays by ELISpot at Instituto de Investigaciones Biomédicas en Retrovirus y SIDA, INBIRS-CONICET, Buenos Aires, Argentina. We also thank Jaime Torres who provided medical writing support. We thank Elisa Estenssoro of the Ministry of Health of the Province of Buenos Aires for critical review of the manuscript. We are grateful to Dr. Ángela Spanguolo de Gentile, Dr. Pablo Bonvehí, and Dr. Hugo Krupitzki who are members of the external Independent Committee of Data Review for their dedication and continuous invaluable advice. The study was funded by Laboratorio Pablo Cassará S.R.L. (Argentina). Laboratorio Pablo Cassará, in collaboration with the other authors, had a role in the design and supervision of the study.