(CNN) — A novel trial that has been described as “the last roll of the dice” for a generation of HIV vaccines has entered its latter<a class="excerpt-read-more" href="https://wsvn.com/news/us-world/a-trial-is-underway-that-could-be-the-last-roll-of-the-dice-for-an-hiv-vaccine-this-decade/">Read More</a>