Alveolar ridge keratosis--a retrospective clinicopathological study.
Bellato L, Martinelli-Kläy CP, Martinelli CR, Lombardi T.
Head Face Med. 2013 Apr 16;9:12. doi: 10.1186/1746-160X-9-12.
Peripheral giant cell granuloma associated with a dental implant. A case report.
Scarano A, Iezzi G, Artese L, Cimorelli E, Piattelli A.
Minerva Stomatol. 2008 Oct;57(10):529-34.
