Letter to the Editor Regarding "Validation of Ultrasound and Computed Tomography-Based Risk Stratification System and Biopsy Criteria for Cervical Lymph Nodes in Preoperative Patients With Thyroid Cancer" and "Validation of CT-Based Risk Stratification System for Lymph Node Metastasis in Patients With Thyroid Cancer". - Lim H; Sim JS (Korean journal of radiology, 2024)