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. 2022 Jan 5;12:803592. doi: 10.3389/fphar.2021.803592

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Copyright © 2022 Xu, Li, Zhou, Hu, Wang, Cai, Zhu and Ji.

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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Estimated carcinogenic risks (CR_i) of selected heavy metals in Pheretima. (A) Violin plot showing log₁₀ (CR_i) values of eight heavy metals in Pheretima. (B,C) The probability distribution of potential health risk of As during the exposure of 20 and 40 years. (D,E) The probability distribution of potential health risk of Cr during the exposure of 20 and 40 years. The red dashed line the acceptable limit of CR_i..