Retrospective Application of the 2015 American Thyroid Association Guidelines for Ultrasound Classification, Biopsy Indications, and Follow-up Imaging of Thyroid Nodules: Can Improved Reporting Decrease Testing? - Mohammadi M; Betel C; Burton KR; Higgins KM; Ghorab Z; Halperin IJ (Canadian Association of Radiologists journal = Journal l'Association canadienne des radiologistes, 2019)