Name	Info	Provider	Link
Full text from	free resource	Institutional Repository of University of Modena and Reggio Emilia (IRIS UNIMORE)	https://iris.unimore.it/retrieve/handle/11380/1105310/79654/551.pdf
	free resource	Italian Society for Medical, Odontoiatric, and Clinical Microbiology	http://www.newmicrobiologica.org/PUB/allegati_pdf/2015/4/551.pdf