Matzen LH, Villefrance JS, Nørholt SE, Bak J, Wenzel A. Cone beam CT and treatment decision of mandibular third molars: removal vs. coronectomy -a 3-year audit. Dento maxillo facial radiology. 2020;49(3):20190250. Epub 2019 dec. 5. doi: 10.1259/dmfr.20190250