Funding for this research was provided by:
Henan Province Medical Science and Technology Project Joint Development Project (2018020329)
Henan Province Traditional Chinese Medicine Scientific Research Project (2017ZY3044)
Received: 14 August 2020
Accepted: 21 December 2020
First Online: 6 January 2021
Ethics approval and consent to participate
: The study was approved by the Ethics Committee of the Huaihe Hospital of Henan University and was carried out according to the guidelines of Declaration of Helsinki. All participants had provided written informed consent before the study.
: Not applicable.
: The authors declare that they have no competing interests.