Xie, Hong
Yin, Jinshu http://orcid.org/0000-0001-7283-6665
Bai, Yunbo
Peng, Hong
Zhou, Xiaohong
Bai, Juan
Article History
Received: 8 September 2018
Accepted: 23 November 2018
First Online: 18 December 2018
Compliance with ethical standards
:
: Hong Xie has no conflict of interest, Jinshu Yin has no conflict of interest, Yunbo Bai has no conflict of interest, Hong Peng has no conflict of interest, Xiaohong Zhou has no conflict of interest, and Juan Bai has no conflict of interest.
: 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.
: All participants were informed about the study and signed an informed consent form. This study was approved by the Ethical Committee of Beijing Shijitan Hospital.