title: [Treatment of oral leukoplakia: Comparison of the results beteen cryosurgery and laser surgery]
authors.affiliation: Department of Dentistry, Material and Children Hygiene Clinic of Pudong New District. Shangahi 201200, China.
authors.forename: D N
authors.initials: DN
authors.lastname: Zhang
authors.forename: G Y
authors.initials: GY
authors.lastname: Zhou
authors.forename: Z M
authors.initials: ZM
authors.lastname: Zhao