Bergström J, Henrikson C O
Acta Radiol Diagn (Stockh). 1975 May;16(3):257-62. doi: 10.1177/028418517501600305.
Gingivitis was induced in young adults who refrained from all oral hygiene measures during a three week period. No significant alterations concerning the mineral mass of the subjacent alveolar bone could be demonstrated.
在三周时间内避免采取所有口腔卫生措施的年轻成年人中诱发了牙龈炎。未发现下方牙槽骨矿物质含量有明显变化。