The impact of chest radiography and Xpert MTB/RIF testing among household contacts in Chennai, India. Ananthakrishnan R, Thiagesan R, Auguesteen S, Karunakaran N, Jayabal L, M J, Jagadeesan M, Stevens R, Codlin A J, Creswell J https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0241203