**Author details**

Laura Conejero† , Paula Saz-Leal† and José Luis Subiza\* Inmunotek, Alcalá de Henares, Madrid, Spain

\*Address all correspondence to: jlsubiza@inmunotek.com

† Contributed equally.

© 2021 The Author(s). Licensee IntechOpen. This chapter is distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/ by/3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

*Trained Immunity-Based Vaccines: A Ready-to-Act Strategy to Tackle Viral Outbreaks DOI: http://dx.doi.org/10.5772/intechopen.95765*
