Funding for this research was provided by:
Guangdong Science and Technology Department (2016ZC0116)
Received: 25 September 2018
Accepted: 12 September 2019
First Online: 22 October 2019
Ethics approval and consent to participate
: For this study was performed as a retrospective clinical study and the information of clinical cases was collected form the cases database in the computer, we applied for exemption from ethical review(Application Number B2013–175) before the study began in 2013.In compliance to the Good Clinical Practice for Clinical Trial of New Drugs, Guidelines for Ethics Review of Drugs Clinical trial (approved by China Food and Drug Administration), Ethics Review for Biomedical Research Involving Human Subjects, Management of Clinical Research on Stem Cells (for Trial Implementation) (issued by Ministry of Public Health of China), Standards for Ethics Review Platform Construction of Chinese Medical Research (issued by State Administration of Traditional Chinese Medicine), Declaration of Helsinki, International Ethical Guideline for Biomedical Research involving Human Subjects, the Ethics Committee of Guangdong Provincial Hospital of Chinese Medicine agrees the exemption from Review.
: Not applicable.
: The authors declare that they have no competing interests.