Text and Data Mining valid from 2018-12-01
First Online: 10 December 2018
Ethics approval and consent to participate
: Ethical approval for this study (no. 2920) was provided by the Ethics Committee of Fukushima Medical University and written informed consent was obtained from each individual.
: Written informed consent<b>s</b> were obtained from all subjects for publication of this case report.
: KM has received research grants from Chugai, Pfizer, and AbbVie. The remaining authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.