3Feldman S, Boitel N, Weng D, et al. Five-year survival distributions of short-length (10 mm or less) machined- surfaced and Osseotite implants[J]. Clin Implant Dent Rela! Res, 2004, 6(1):16-23.
4Miloro M,Dabell J.Radiographic Proximity of the Mandibular Third Molar to the Inferior Alveolar Canal [J].Oral Surgery,Oral Medicine,Oral Pathology,Oral Radiology,and Endodontology,2005,10{)(5) :545-549.