Spíndola de Miranda, S., A. Campos de Oliveira, A. Xavier Santos, D. Pereira Prado, C. Leão Soares, R. Santos Nery, H. Cunha Vieira, y W. da Silva Carvalho. «Positive Tuberculin and Risk of Infection by Mycobacterium Tuberculosis in a Tuberculosis Clinic Settled in an Upright Buildin, in Minas Gerais, Brazil». Revista Médica De Chile, vol. 140, n.º 8, julio de 2012, https://revistamedicadechile.cl/index.php/rmedica/article/view/1679.