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. 2022 Apr 19;12:881910. doi: 10.3389/fonc.2022.881910

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Copyright © 2022 Huang, Wu and Xu

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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HE staining results of tissue sections. (A) was HE staining of adjacent tissue sections (×400); (B) was HE staining of tissue sections of cervical lymph node metastases (×400).