Wang, Dong http://orcid.org/0000-0003-0321-9035
Zhao, Yi http://orcid.org/0000-0001-7786-8332
Tong, Busheng http://orcid.org/0000-0002-2750-0270
Article History
Received: 2 March 2020
Accepted: 15 April 2020
First Online: 23 April 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This retrospective chart review study involving human participants was in accordance with the ethical standards of the institutional and national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. The First Affiliated Hospital of Anhui Medical University approved this study.
: Informed consent was obtained from all individual participants included in the study.
: Patients signed informed consent regarding publishing their data and photographs.
: The datasets used or analyzed during the current study are available from the corresponding author on reasonable request.