title: Clostridium difficile: an update on virulence mechanisms.
authors.affiliation: Laboratory of Bacteriology and Medical Mycology, Istituto Superiore di Sanità, Rome, Italy.
authors.forename: P
authors.initials: P
authors.lastname: Mastrantonio
authors.forename: A
authors.initials: A
authors.lastname: Pantosti
authors.forename: M
authors.initials: M
authors.lastname: Cerquetti
authors.forename: C
authors.initials: C
authors.lastname: Fiorentini
authors.forename: G
authors.initials: G
authors.lastname: Donelli