Funding for this research was provided by:
National Natural Science Foundation of China (No.81873260))
the Special Scientific Research for Traditional Chinese Medicine of State Administration of Traditional Chinese Medicine of China (No.201407001)
Received: 19 June 2020
Accepted: 29 December 2020
First Online: 13 January 2021
Ethics approval and consent to participate
: The protocol has been approved by the Ethics Committee of Affiliated Hospital of Nanjing University of Chinese Medicine (approval number:2014NL-074-02, Additional file InternalRef removed). Each subcenter applied for local institutional review boards (IRBs) approval. All patients will voluntarily sign the informed consent prior to enrollment. Furthermore, this trial has been registered on the Chinese Clinical Trial Registry (identification number: ChiCTR-IOR-14005554).
: Not applicable.
: The authors declare that they have no competing interests.