Article Text

Download PDFPDF
Authors' response

Statistics from


  • Contributors S-NC contributed to the conception of the letter and final approval of the version to be published. S-NC and IL contributed to drafting and revising the letter critically for important intellectual content. No other people were involved in this work.

  • Competing interests None.

  • Ethics approval Institutional Review Board in Changhua Christian Hospital.

  • Provenance and peer review Not commissioned; externally peer reviewed.

Request Permissions

If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.

Linked Articles