Natural History of Tuberculosis: Duration and Fatality of Untreated Pulmonary Tuberculosis in HIV Negative Patients: A Systematic Review Tiemersma, Edine W. ; van der Werf, Marieke J. ; Borgdorff, Martien W. ; Williams, Brian G. ; Nagelkerke, Nico J. D. Abstract Publication: PLoS ONE Pub Date: April 2011 DOI: 10.1371/journal.pone.0017601 Bibcode: 2011PLoSO...617601T