Text and Data Mining valid from 2020-01-13
Received: 25 July 2019
Accepted: 2 January 2020
First Online: 13 January 2020
Ethics approval and consent to participate
: This study was conducted at the Osaka City General Hospital, Osaka, Japan. The study protocol was approved by the Ethics Committee of Osaka City General Hospital. Written informed consent was obtained from the patient.
: The patient has given her consent for the publication.
: The authors declare that they have no competing interests.