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. 2022 Apr 21;13:845776. doi: 10.3389/fendo.2022.845776

Figure 3.

Figure 3

Topic clusters sorted by VOSviewer: Red, fine-needle aspiration and cytology in the diagnosis of TNs; green, ultrasound and benign features of TNs; yellow, thyroid carcinoma and malignancy of TNs; and blue, treatment and management of TNs. The gradation of circle colour represents the number of publications for each topic.