Amodeo, A., F. Caccamo, E. Fichera, P. Grassi, E. Grasso, G. Guardo, S. Mastrojeni, I. Patamia, V. Scriffignano, A. Sciacca, and G. Nicoletti. “Use of the T-spot.TB Test for the Diagnosis of Latent Tuberculosis Infection”. Microbiologia Medica, Vol. 25, no. 3, Sept. 2010, doi:10.4081/mm.2010.2430.