Clinical Microbiology and Infection : the Official Publication of the European Society of Clinical Microbiology and Infectious Diseases|February 13, 2001
Digestive and Liver Disease : Official Journal of the Italian Society of Gastroenterology and the Italian Association for the Study of the Liver|January 6, 2001
Clinical Microbiology and Infection : the Official Publication of the European Society of Clinical Microbiology and Infectious Diseases|February 13, 2001
Digestive and Liver Disease : Official Journal of the Italian Society of Gastroenterology and the Italian Association for the Study of the Liver|January 6, 2001