Azzi, A., Chiodo, F., Crovatto, M., Ghisetti, V., Mancini, C., Ravanini, P. and Zerbini, M. (2008) “Standardization of nucleic acid amplification tests in diagnostic molecular microbiology”, Microbiologia Medica, 23(3). doi: 10.4081/mm.2008.2567.