1. Household Contact Screening and Yield of Tuberculosis Cases—A Clinic Based Study in Chennai, South India Nair, Dina; Rajshekhar, Nandita; Klinton, Joel Shyam; Watson, Basilea; Velayutham, Banurekha; Tripathy, Jaya Prasad; Jawahar, Mohideen Shaheed; Swaminathan, Soumya 2016 Articles Tuberculosis--PreventionCommunicable diseases--TransmissionTuberculosis--DiagnosisPublic health