Correction: Tuberculosis patients in an Indian mega-city: Where do they live and where are they diagnosed?

by Ramnath Subbaraman, Beena E. Thomas, Senthil Sellappan, Chandra Suresh, Lavanya Jayabal, Savari Lincy, Agnes L. Raja, Allison McFall, Sunil Suhas Solomon, Kenneth H. Mayer, Soumya Swaminathan