Arum, Chiedozie; Fraser, Hannah; Artenie, Andreea Adelina; Bivegete, Sandra; Trickey, Adam; Alary, Michel; Astemborski, Jacquie; Iversen, Jennifer; Lim, Aaron G.; MacGregor, Louis; Morris, Meghan; Ong, Jason J.; Platt, Lucy; Sack-Davis, Rachel; van Santen, Daniela K.; Solomon, Sunil S.; Sypsa, Vana; Valencia, Jorge; Van Den Boom, Wijnand; Walker, Josephine G.; Ward, Zoe; Stone, Jack; Vickerman, Peter; Homelessness, HIV, and HCV Review Collaborative Group