Funding for this research was provided by:
Guidance plan for social development of Taizhou Municipal Science and Technology (ssf20160141)
Received: 6 January 2018
Accepted: 13 June 2018
First Online: 19 June 2018
Ethics approval and consent to participate
: The study was approved by the ethics review committee of Huashan Hospital at Fudan University and the medical ethics committee of Jingjiang People’s Hospital. Informed consent was obtained from participants with the capacity to consent. If they did not have capacity, a guardian or close family member was asked to give agreement for the person’s participation, and sign his/her agreement for this. Written consent was obtained from all participants.
: Not applicable.
: The authors declare that they have no competing interests.
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