Statistics from Altmetric.com
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.
Contributors Based on ICMJE, both authors have substantial contributions to conception and design, acquisition of data, interpretation of data, drafting the article, revising it, and final approval of the version to be published.
Competing interests None.
Provenance and peer review Commissioned; internally peer reviewed.