12 Liu W, Tang H, Li L, et al. Peptide‐Based therapeutic cancer vaccine: Current trends in clinical application. Cell Prolif 2021;54:e13025. 13 Leggatt GR. Peptide dose and/or structure in vaccines as a determinant of T cell responses. Vaccines (Basel) 2014;2:537–48. 14 Carretero- Iglesia L, Couturaud B, Baumgaertner P , et al. High peptide dose vaccination promotes the early selection of tumor antigen- specific Cd8 T- cells of enhanced functional competence. Front Immunol 2019;10:3016.