Tian, Tian
Li, Mei
Pan, Yingzi
Cai, Yu
Fang, Yuan
Funding for this research was provided by:
Youth clinical research project of Peking University First Hospital (2018CR15)
Article History
Received: 1 November 2018
Accepted: 22 February 2019
First Online: 4 March 2019
Ethics approval and consent to participate
: This study is a retrospective investigation. The research is based entirely on the clinical routine and is obtained from the patient’s medical record system. Therefore, no informed consent is required, and it has been approved by the ethics committee of our hospital, The National Unit of Clinical Trial Ethics Committee, Peking University First Hospital.
: All presentations of case reports included in this manuscript have consent for publication.
: All authors declare that they have no competing interests.
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