Text and Data Mining valid from 2018-10-05
Received: 24 July 2018
Accepted: 25 September 2018
First Online: 5 October 2018
Ethics approval and consent to participate
: This study was approved by the local institutional review board of West China Hospital, Sichuan University (No. 201302008). Written informed consent (including patients’ details, images or videos) was obtained from all participants. The trial was registered in the Chinese Clinical Trial Registry (ChiCTR-INR-16010177) dated 18th December 2016. All experiments were performed in accordance with relevant guidelines and regulations. This study was conducted in accordance to the Declaration of Helsinki.
: Not applicable.
: The authors declare that they have no competing interests.
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