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History
- Accepted October 20, 2021
- Published online November 25, 2021.
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© American Federation for Medical Research 2021. No commercial re-use. See rights and permissions. Published by BMJ.
Author Information
- 1Department of Technology Center, China Tobacco Yunnan Industrial Corporation, Kunming, Yunnan, China
- 2School of Pharmacy and Yunnan Key Laboratory of Natural Medicine Pharmacology, Kunming Medical University, Kunming, China
- Correspondence to Qian Gao, Technology Center, China Tobacco Yunnan Industrial Corporation, Kunming, Yunnan, China; gaoqian840905{at}hotmail.com; Dr Xuemei Li; lixuem{at}ynzy-tobacco.com