Funding for this research was provided by:
Shenzhen Science and Technology Innovation Commission (KQCX2015033117354152)
Article History
Received: 18 April 2018
Accepted: 24 May 2018
First Online: 7 June 2018
Compliance with ethical standards
:
: Author Pandeng Zhang has received research grants from the institutional review board of Shenzhen Institutes of Advanced Technology (SIAT), Chinese Academy of Sciences (CAS).
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.