Estrela, Carlos Large Reactional Osteogenesis in Maxillary Sinus Associated with Secondary Root Canal Infection Detected Using Cone-beam Computed Tomography. [electronic resource] - Journal of endodontics Dec 2015 - 2068-78 p. digital Publication Type: Case Reports; Journal Article ISSN: 1878-3554 Standard No.: 10.1016/j.joen.2015.09.004 doi Subjects--Topical Terms: AdultAgedCone-Beam Computed TomographyFemaleHumansMaxillary Sinus--diagnostic imagingMiddle AgedOsteogenesisPeriapical Periodontitis--diagnostic imagingRoot Canal Therapy--adverse effects