1 Division of Pulmonary Rehabilitation, Istituti Clinici Scientifici Maugeri, Istituto di Ricovero e Cura a Carattere Scientifico (IRCCS), Tradate, Department of Medicine and Surgery, Respiratory Diseases, University of Insubria, Varese-Como.
2 Servizio di Epidemiologia Clinica delle Malattie Respiratorie, Istituti Clinici Scientifici Maugeri IRCCS, Tradate, Italy.
3 Public Health Consulting Group, Lugano, Switzerland.
4 Tuberculosis Clinic, Instituto Nacional De Enfermedades Respiratorias Ismael Cosio Villegas, Ciudad De Mexico, Mexico.
5 International Union Against Tuberculosis and Lung Disease, Paris, France, Department of Medicine, Therapeutics, Dermatology and Psychiatry, Kenyatta University, Nairobi, Kenya.
6 Blizard Institute, Barts and The London School of Medicine and Dentistry, Queen Mary University of London, London, Division of Infection, Royal London Hospital, Barts Health NHS Trust, London, UK.
7 Clinical Epidemiology and Medical Statistics Unit, Department of Medical, Surgical and Experimental Sciences, University of Sassari, Sassari, Italy, <email></email>, Email: giovannibattista.migliori@icsmaugeri.it.