A telehealth-delivered intervention to extend the veteran HIV treatment cascade for cardiovascular disease prevention: V-EXTRA-CVD study protocol for a randomized controlled trial oleh Lewis Musoke, Hayden B. Bosworth, Christina Dickson, Pamela Gentry, Elizabeth Strawbridge, Soumya Subramaniam, Jennifer Gierisch, Valerie Smith, Sandra Woolson, John Pura, Willington Amutuhaire, Susanna Naggie, Julie Schexnayder, Karen Hall, Chris T. Longenecker, Nadine M. Harris, Chantrice Rogers, Puja Van Epps, for V-EXTRA-CVD Group