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. 2022 Jan 6;9:813625. doi: 10.3389/fpubh.2021.813625

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Copyright © 2022 Li, Dong, Wang, Wang, Xu, Zhang, Li, Hu, Li, Liu, Wu and Yin.

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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(A,B) The Kaplan-Meier survival analysis patients with osteosarcoma in training and validation group. (C,D) Nomogram decision curve (DCA) of the training and validation group.