The effectiveness, cost-effectiveness, budget impact, and return on investment of scaling up tuberculosis screening and preventive treatment in Brazil, Georgia, Kenya, and South Africa: a modelling study.

Juan F Vesga, Mona Salaheldin Mohamed, Monica Shandal, Elias Jabbour, Nino Lomtadze, Mmamapudi Kubjane, Anete Trajman, Gesine Meyer-Rath, Zaza Avaliani, Wesley Rotich, Daniel Mwai, Julio Croda, Hlengani T Mathema, Immaculate Kathure, Rhoda Pola