Text and Data Mining valid from 2019-07-25
Received: 27 March 2019
Accepted: 10 July 2019
First Online: 25 July 2019
Ethics approval and consent to participate
: 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.We collected 57 published cases in PubMed, ClinicalTrials.gov, CNKI and Wanfang Med Online. In the case we reported, informations about the patient’s true identity were not included in the article.This work has been granted an exemption from requiring ethics approval by the ethics committee of Qilu Hospital of Shandong University and informed consent for publication was obtained from this patient.
: Written informed consent was obtained from the patient and publication of this report and accompanying images. A copy of this written consent is available for review by the Editor-in Chief of this journal.
: The authors declare that they have no competing interests.