title: [Lichen like lesion of the oral mucosa caused by amalgam filling: Report of one case]
authors.affiliation: Department of Dentistry,Yangpu Central Hospital of Shanghai. Shanghai 200090, China.
authors.forename: W J
authors.initials: WJ
authors.lastname: Yuan
authors.forename: H J
authors.initials: HJ
authors.lastname: Zhao
authors.forename: L
authors.initials: L
authors.lastname: Kong
authors.forename: Z Y
authors.initials: ZY
authors.lastname: Wu