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. 2021 Jul 14;11:720125. doi: 10.3389/fonc.2021.720125

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Copyright © 2021 Liao, Wang and Wang

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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The mRNA level of immune checkpoints in KIRC. The graph shows the mRNA level of immune checkpoints in KIRC tissues compared with normal tissues. ***p < 0.001.