Funding for this research was provided by:
Central Research Institute Fund of the Chinese Academy of Medical Sciences (2019-RC-HL-001)
CAMS Innovation Fund for Medical Sciences (2016-12M-1-002)
The National Key Research and Development Program of China (2016YFC0901503)
National Natural Science Foundation of China (81070687, 81170805 and 81670714)
Beijing Natural Science Foundation (7121012)
National Key Program of Clinical Science (WBYZ2011-873)
Collaborative Innovation Team Project of Medical and Health Science and Technology Innovation Project of Chinese Academy of Medical Sciences (2016-I2M-3-003)
China Postdoctoral Science Foundation (2018M631396)
Received: 20 February 2020
Accepted: 24 August 2020
First Online: 4 September 2020
Ethics approval and consent to participate
: Ethics approval was obtained for the study from the institutional board. All participants were informed both in person by TH and written, and informed consents were obtained. The study was performed in accordance with the ethical standards of the 1964 Declaration of Helsinki and its later amendments.
: Written informed consent for publication of their clinical details and/or clinical images was obtained from the patient/parent/guardian/ relative of the patient. A copy of the consent form is available for review by the Editor of this journal.
: The authors declare that they have no competing interests.