Funding for this research was provided by:
National Natural Science Foundation of China (81301553)
National Natural Science Foundation of China (81641171)
Young and Middle-Aged Scientists Research Awards Foundation of Shandong Province, China (BS2013SF015)
Project of Traditional Chinese Medicine Science & Technology Development Program of Shandong Province, China (2017-391)
Project of Science & Technology Development Program of Yantai City, China (2010149-10, 2013WS234, 2016WS036)
Received: 6 June 2017
Accepted: 2 January 2018
First Online: 18 January 2018
Ethics approval and consent to participate
: The ethics committee of Yantai Shan Hospital approved the study. Informed consents were obtained from all individual participants included in the study.
: Written informed consents for publication of clinical details and clinical images were obtained from all the patients.
: The authors declare that they have no competing interests.
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