Extending ‘Contact Tracing’ into the Community within a 50-Metre Radius of an Index Tuberculosis Patient Using Xpert MTB/RIF in Urban, Pakistan: Did It Increase Case Detection?

Razia Fatima, Ejaz Qadeer, Aashifa Yaqoob , Mahboob ul Haq, Suman S. Majumdar, Hemant D. Shewade, Robert Stevens, Jacob Creswell, Nasir Mahmood, Ajay M. V. Kumar 1 November 2016 - PLOS ONE