Funding for this research was provided by:
Clinical Key Specialty Construction Project of Jiangsu Provence (20160017)
Text and Data Mining valid from 2018-08-27
Received: 28 November 2017
Accepted: 15 August 2018
First Online: 27 August 2018
Ethics approval and consent to participate
: The Ethical Committee on Clinical Research of the Shuyang People’s Hospital, China, approved the study. The study was in full compliance with the Helsinki declaration, and written informed consent was obtained from the patient’s nearest relative or a person who had been designated to give consent on admission of the patient.
: Not applicable.
: The authors declare that they have no competing interests.
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