Funding for this research was provided by:
Nanjing Medical Science and Technology Development Program (ykk15904)
Article History
Received: 3 August 2017
Accepted: 12 March 2018
First Online: 28 March 2018
Compliance with ethical standards
:
: All authors agreed that there is nothing to disclose for the current study.
: The study protocol was approved by the Ethical Committee of Nanjing First Hospital in accordance with the Helsinki Declaration of 1975.
: Patients were provided written informed consent prior to be enrolled into the study.