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2. Mandibular implant-retained overdentures with two different prosthetic designs: a retrospective pilot study on maintenance interventions;Ceruti;Int J Prosthodont,2006
3. Implant-retained mandibular overdentures versus conventional dentures: 10 years of care and aftercare;Visser;Int J Prosthodont,2006
4. Clinical complications with implants and implants prostheses;Goodacre;J Prosthet Dent,2003
5. A rationale for retrievability of fixed, implant-supported prostheses: a complication-based analysis;Gervais;Int J Prosthodont,2007