title: NK leukemia: a rare case of oral manifestations representing the initial sign.
authors.affiliation: Department of Dentistry, Ospedale Papa Giovanni XXIII, Bergamo, Italy.
authors.forename: V
authors.initials: V
authors.lastname: Martini
authors.affiliation: Department of Hematology, Ospedale Papa Giovanni XXIII, Bergamo, Italy.
authors.forename: P
authors.initials: P
authors.lastname: Schiavone
authors.affiliation: Department of Dentistry, Ospedale Papa Giovanni XXIII, Bergamo, Italy.
authors.forename: R
authors.initials: R
authors.lastname: Bonacina
authors.affiliation: Department of Dentistry, Ospedale Papa Giovanni XXIII, Bergamo, Italy.
authors.forename: U
authors.initials: U
authors.lastname: Mariani
authors.affiliation: Department of Hematology, Ospedale Papa Giovanni XXIII, Bergamo, Italy.
authors.forename: A
authors.initials: A
authors.lastname: Rambaldi