Zhang, Hong
Liu, Pengfei
Wang, Huifang
Ji, Xiaoming
Zhao, Mingqin
Song, Zhaopeng
Funding for this research was provided by:
Hubei China Tobacco Industry Limited Liability Company (2018420000340440)
Education Department of Henan Province (18A210021)
Article History
Received: 9 May 2020
Revised: 29 June 2020
Accepted: 9 July 2020
First Online: 23 July 2020
Compliance with ethical standards
: Written informed consent was obtained from the patient for research use. The study was approved by the Henan Agricultural University committee.
: The authors declare that there is no conflict of interest.