Mark is the one who came up with the vaccine protocol, so it should be in his book you are reading.
Just searched his book (PDF file) for vaccine protocol and on page 288 there are some YouTube links, but of course YT deplatformed the G2C some time ago. Digging around the G2C website I found a video explaining the vaccine protocol here;
Disclaimer:These statements have not been evaluated by the Food and Drug Administration. MMS (Master Mineral Solution) has not been FDA approved to diagnose, cure, mitigate, treat, or prevent any disease. Chlorine Dioxide is also called MMS throughout this website. License: Except where otherwise noted, content on this site is licensed under a Creative Commons Attribution-NonCommercial-NoDerivs 3.0 Unported License.