An Evaluation of Passive and Active Approaches to Improve Tuberculosis Notifications in Afghanistan A. Sanaie, C. Mergenthaler, A. Nasrat , M. K. Seddiq , S. D. Mahmoodi , R. H. Stevens , J. Creswell 4 October 2016 - PLOS ONE http://journals.plos.org/plosone/article/asset?id=10.1371/journal.pone.0163813.P…