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. 2022 Mar 10;12:840616. doi: 10.3389/fonc.2022.840616

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Copyright © 2022 Ou, Long, Ji, Zhan, Qiao, Wang, Chen and Cheng

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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Proportion of age groups on (A) incident cases, (B) death cases, and (C) DALYs by SDI quintiles in 2019 (DALY, disability-adjusted life year; SDI, socio-demographic index).