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History
- Received October 19, 2018
- Revised April 16, 2019
- Accepted April 23, 2019
- Published online May 10, 2019.
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© Author(s) (or their employer(s)) 2019. Re-use permitted under CC BY-NC. No commercial re-use. See rights and permissions. Published by BMJ. This is an open access article distributed in accordance with the Creative Commons Attribution Non Commercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited, appropriate credit is given, any changes made indicated, and the use is non-commercial. See: http://creativecommons.org/licenses/by-nc/4.0/.
Author Information
- Gansu Key Laboratory of Biomonitoring and Bioremediation for Environmental Pollution, School of Life Sciences, Lanzhou University, Lanzhou, China
- Correspondence to Dr Shengxiang Zhang, Gansu Key Laboratory of Biomonitoring and Bioremediation for Environmental Pollution, Lanzhou University School Of Life Sciences, Lanzhou, China; sxzhang{at}lzu.edu.cn