The impact of chest radiography and Xpert MTB/RIF testing among household contacts in Chennai, India. - Ananthakrishnan, Ramya; Thiagesan, Rajeswaran; Auguesteen, Sheela; Karunakaran, Nalini; Jayabal, Lavanya; M, Jagadeesan; Stevens, Robert; Codlin, Andrew; Creswell, Jacob (PLoS ONE, 2020)