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Tumor sprouting and clinicopathologic characteristics of 204 papillary thyroid carcinoma patients
LVI, lymphovascular invasion; LN, lymph node; ETE, extrathyroidal extension; NA, not applicable.
aPatients who had not undergone lymph node dissection are regarded as absence of lymph node metastasis; bTumors with one or more than one ×100 microscopic fields showing desmoplasia.
