Text and Data Mining valid from 2019-12-31
Received: 19 November 2019
Accepted: 19 December 2019
First Online: 31 December 2019
Ethics approval and consent to participate
: All patients had been signed on the consent form.
: Written informed consents were obtained from patients for publication of their individual details and accompanying images in this manuscript.
: The authors declare that they have no competing interests.