1[1]limuro FT. Magnetic resonance imaging artifacts and the magnetic attachment system[J]. Dent Mater J,1994,13(1):76-88.
2[2]Laurell KA, Gegauff AG, Rosenstiel SF, et al. Magnetic resonance images degradation from prosthetic magnet keepers[J].Prosthetic Dentistry,1989, 62:344-348.
3[4]Wingerchuk DM, Krecke KN, Fulgham JR. Multifocal brain MRI artifacts secondary to embolic metal fragments[J]. Neurology,1997, 49(5):1451-1453.
4Tartaglino LM,Flanders AM,Viniskis,et al.Metallic artifiacts on MR images of the postoperative spine:Reduction with fast apinecho techniques[J].Radiology,1994,190:565
5Petersilge CA,Lewin JS,Duerk JL,et al.Optinizing imaging parameters for MR evaluation of spine with titanium pedicle scxem[J].AJR,1996,166:1213
