Effectiveness and cost-effectiveness of a health systems intervention for latent tuberculosis infection management (ACT4): a cluster-randomised trial oleh Olivia Oxlade, PhD, Andrea Benedetti, PhD, Mênonli Adjobimey, MD, Hannah Alsdurf, PhD, Severin Anagonou, ProfPhD, Victoria J Cook, MD, Dina Fisher, MD, Greg J Fox, PhD, Federica Fregonese, MD, Panji Hadisoemarto, MD, Philip C Hill, ProfMD, James Johnston, MD, Faiz Ahmad Khan, MD, Richard Long, MD, Nhung V Nguyen, MD, Thu Anh Nguyen, PhD, Joseph Obeng, MD, Rovina Ruslami, ProfPhD, Kevin Schwartzman, ProfMD, Anete Trajman, ProfMD, Chantal Valiquette, Dick Menzies, ProfMD