Text and Data Mining valid from 2017-09-02
Received: 16 February 2017
Accepted: 27 August 2017
First Online: 2 September 2017
Ethics approval and consent to participate
: The present study was approved by the ethics committee of Fujian medical university, China and adhered to the Declaration of Helsinki. Additionally, written informed consent was acquired from the patients or the patient’s relatives.
: All authors read and approved the final manuscript and publication.
: The authors declare that they have no competing interests.
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