Right to Occupational Safety: Prevalence of Latent Tuberculosis Infection in Healthcare Workers. A 1-Year Retrospective Survey Carried out at Hospital of Lecce (Italy) oleh Gabriele d’Ettorre, Stela Karaj, Prisco Piscitelli, Osvaldo Maiorano, Carmen Attanasi, Roberta Tornese, Eugenia Carluccio, Paolo Giannuzzi, Enrico Greco, Giancarlo Ceccarelli, Gabriella d’Ettorre, Giambattista Lobreglio, Pierpaolo Congedo, Francesco Broccolo, Alessandro Miani