Migliorança, Reginaldo Mário Restoration of the edentulous maxilla using extrasinus zygomatic implants combined with anterior conventional implants: a retrospective study. [electronic resource] - The International journal of oral & maxillofacial implants - 665-72 p. digital Publication Type: Journal Article ISSN: 1942-4434 Subjects--Topical Terms: AdultAgedAged, 80 and overAlveolar Bone Loss--pathologyAtrophyCombined Modality TherapyDental Implantation, Endosseous--instrumentationDental ImplantsDental Prosthesis, Implant-SupportedDental Restoration FailureDenture, Complete, UpperFemaleHumansJaw, Edentulous--pathologyMaleMaxilla--pathologyMaxillary SinusMiddle AgedSurvival AnalysisTreatment OutcomeZygoma--surgery