Received: 24 April 2018
Accepted: 6 September 2018
First Online: 2 November 2018
Ethics approval and consent to participate
: This present study was approved by the ethics committee of Tiantan Hospital. And the patient had signed an agreement voluntarily, which was approved by the ethics committee in our hospital. The agreement stated that the patients’ clinical and image data, blood, and tissue samples might be collected in hospital, which would be used for clinical teaching, scientific research, published patents, and scientific and technological achievements to declare; and all their privacy information will be protected.
: The patient had signed the agreement and agreed with the publication of this paper.
: The authors declare that they have no competing interests.