title: [Study of improving the quality of teeth and periodontal tissue united slides].
authors.forename: Yu
authors.initials: Y
authors.lastname: Wang
authors.forename: Guang-xiang
authors.initials: GX
authors.lastname: Zang
authors.forename: Hong-chen
authors.initials: HC
authors.lastname: Sun
mesh_terms: D006801:Humans; D016612:Paraffin Embedding / Q000379:methods*; D010519:Periodontium / Q000473:pathology*; D014070:Tooth / Q000473:pathology*