Del Fabbro, M A systematic review on the outcome of surgical vs non-surgical procedure for the retreatment of periapical lesions. [electronic resource] - Minerva stomatologica - 621-32 p. digital Publication Type: Journal Article; Review; Systematic Review ISSN: 0026-4970 Subjects--Topical Terms: Decision MakingFollow-Up StudiesHumansPain, Postoperative--epidemiologyPeriapical Diseases--diagnostic imagingRadiographyRandomized Controlled Trials as Topic--statistics & numerical dataRoot Canal Therapy--statistics & numerical dataTooth, Nonvital--pathologyTreatment Outcome