Acknowledgments
We thank the Japan Medical Communication staff for reviewing and editing
the manuscript. We also thank our colleagues for their helpful comments.
Conflict of interest None.
Authors’ contributions: analysis: KS, KM; interpretation of
data: KS; drafting and revising the paper: KS, KM; final approval of the
paper: all authors; agreement to be accountable for the integrity of the
case reports: all authors. All authors have read and approved the final
manuscript.