Funding for this research was provided by:
The Science and Technology Development Fund, Macau SAR (File No. 106/2014/A3)
Received: 1 August 2019
Accepted: 11 September 2019
First Online: 18 September 2019
Ethics approval and consent to participate
: This clinical trial was approved by ethical committees of Shunde hospital of guangzhou university of Chinese medicine and the second affiliated hospital of Nanjing University of Chinese Medicine (Registration number: ChiCTR1800015591). Every participator endorsed the informed consent on a voluntary basis.
: All authors have provided consent for publication in the Journal of Chinese Medicine.
: The authors declare that they have no competing interests.