Text and Data Mining valid from 2019-05-27
Received: 13 February 2019
Accepted: 10 May 2019
First Online: 27 May 2019
Ethics approval and consent to participate
: This study was approved by the Kyushu University Institutional Review Board (Fukuoka, Japan). All patients studied signed an informed consent for participation. All animal procedures and care were conducted in accordance with institutional guidelines and in compliance with national and international laws and policies.
: Not applicable.
: The authors declare that they have no competing interests.
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