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Article History

Received: 30 January 2019

Accepted: 24 March 2019

First Online: 3 April 2019

Ethics approval and consent to participate

: This study was approved by the Ethics Committee of the Children’s Hospital of Chongqing Medical University (approval number: 2018–016). This study was performed in accordance with the ethical standards laid down in the 1964 Declaration of Helsinki and its later amendments. Since the patients included have been discharged when the study began, verbal consent was obtained from all study participants/their parents. Meanwhile, this retrospective study was performed after approval from the institutional review board.

: Written informed consent was obtained from the parents for publication of these Case and any accompanying images. A copy of the written consent is available for review by the Editor of this journal.

: The authors’ declare that they have no competing interests.

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