1. StopTB Italia Onlus, Milan, Italy, Regional TB Reference Centre, Villa Marelli Institute, Niguarda Hospital, Milan, Italy
2. StopTB Italia Onlus, Milan, Italy
3. StopTB Italia Onlus, Milan, Italy, Clinical Epidemiology and Medical Statistics Unit, Department of Medical, Surgical and Experimental Sciences, University of Sassari, Sassari, Italy
4. StopTB Italia Onlus, Milan, Italy, Infectious Diseases Unit, Department of Clinical and Experimental Medicine, University of Pisa, Pisa, Italy